The Tower Wiki

Black Hole

Black Hole is an Ultimate Weapon in The Tower that pulls enemies in and damages them. Covers upgrades, labs and Ultimate Weapon Plus.

Chain Lightning

How Chain Lightning works in The Tower: Idle Tower Defense, including workshop upgrades, Ultimate Weapon Plus, and all related lab research.

Chrono Field

Chrono Field ultimate weapon guide: slow enemies, manage uptime, and upgrade duration, cooldown, range, and damage reduction.

Death Wave

Death Wave ultimate weapon guide for The Tower: reworked mechanics, Effect Waves, damage pool, workshop upgrades and all five Death Wave labs.

Golden Tower

Golden Tower is an Ultimate Weapon that multiplies cash and coins from kills while active. Learn its upgrades, labs and Golden Combo bonus.

Inner Land Mines

Inner Land Mines is an ultimate weapon that spawns explosive mines dealing area damage based on tower damage, crit, and super crit factors.

Poison Swamp

Poison Swamp ultimate weapon guide: damage ramping, stun labs, Swamp Rend and upgrade costs in The Tower: Idle Tower Defense.

Smart Missiles

Smart Missiles ultimate weapon guide: how the missiles work, workshop upgrades, UW+ Cover Fire, and all missile lab researches.

Spotlight

How the Spotlight Ultimate Weapon works in The Tower: damage multiplier mechanics, stone upgrades, UW+ scaling, and the Spotlight Missiles and Coin Bonus labs.

Ultimate Weapons

Ultimate Weapons are powerful abilities bought with Power Stones that automatically activate in rounds and can be upgraded with Ultimate Weapon Plus abilities.

Attack Speed

Attack Speed controls how many projectiles your tower fires and how fast they travel. Covers workshop levels, labs, cards and enhancements.

Attack Upgrades

Attack upgrades in The Tower: Idle Tower Defense. Learn how Damage, Attack Speed, Critical Hits, Multishot, Rapid Fire, Bounce Shot, Super Criticals, and Rend A

Bounce Shot

Bounce Shot lets your tower's projectiles ricochet between enemies. Learn about its chance, targets, and range upgrades in the workshop.

Buy multiplier

Buy Multiplier lets you purchase workshop upgrades in larger batches at once. Learn how it works and how to unlock its lab upgrades.

Cash Bonus

Cash Bonus is a workshop upgrade that multiplies cash from all sources, including wave bonuses. Covers the workshop upgrade, card, enhancement and lab.

Cash Per Wave

Cash Per Wave is a workshop upgrade that pays out cash after each completed wave, multiplied by Cash Bonus and boosted further by a lab upgrade.

Coins Per Kill Bonus

Coins Per Kill is a Workshop upgrade that multiplies the coins you earn from destroying enemies, with 149 levels and a x2.49 maximum.

Coins Per Wave

Coins Per Wave is a workshop upgrade in The Tower that pays out coins each time you finish a wave. Learn its unlock path, levels, and lab boost.

Critical Coin

Critical Coin is a Workshop upgrade that gives basic enemies a chance to drop coins when killed by a critical hit.

Critical Hits

Critical Hits in The Tower: how Critical Chance and Critical Factor workshop upgrades, enhancements, and labs boost your damage output.

Damage

How tower damage works in The Tower: the damage formula, workshop levels, enhancement multiplier, Berserker and damage cards, and damage lab research.

Damage Per Meter

Damage Per Meter boosts your tower's damage based on how far enemies are, scaling with distance. Learn how it works and upgrades.

Death Defy

Death Defy is a Workshop upgrade that gives your tower a chance to ignore a killing hit, up to 30% at max level.

Defense Absolute

Defense Absolute reduces incoming enemy damage by a flat amount after Defense % is applied. Learn how it works, its costs, cards, and lab upgrades.

Defense Percent

Defense Percent reduces incoming damage by a percentage before Defense Absolute applies. Learn its workshop upgrades, lab, card, perks, relics and the 98% cap.

Defense Upgrades

Defense Upgrades are workshop upgrades that improve your tower's survivability by boosting health, reducing damage taken, or preventing death.

Enemy Level Skip

Enemy Level Skip gives a chance to skip enemy stat level-ups after each wave. Covers workshop, lab, enhancement and relic sources.

Free Upgrades

How Free Upgrades work in The Tower: Idle Tower Defense, including workshop costs, the free upgrade card and perk, and the Utility enhancement.

Game Speed

How the Game Speed workshop upgrade and lab work in The Tower: Idle Tower Defense, including the 6.25x cap and timer effects.

Health

Health is your tower's maximum HP. Learn how workshop upgrades, labs, cards and enhancements raise it, and how it feeds into Effective HP.

Health Regen

Health Regen restores tower health each second. Learn how workshop levels, labs, cards, enhancements, perks and relics stack to boost it.

Interest

Interest is a workshop upgrade in The Tower: Idle Tower Defense that pays a percentage of your unspent cash at the end of each wave.

Knockback

Knockback is a workshop upgrade in The Tower that gives your shots a chance to push enemies away. Covers chance, force, costs and enemy mass.

Land Mine

How Land Mines work in The Tower: spawn chance, damage formula, radius, workshop upgrades, the stun card, enhancements and lab research.

Lifesteal

How Lifesteal works in The Tower: Idle Tower Defense, including its healing mechanic, workshop unlock requirements, and upgrade costs.

More Round Stats

More Round Stats is a workshop upgrade that adds extra per-round statistics and unlocks the Battle History feature for reviewing past runs.

Multishot

Multishot is a workshop upgrade that lets your tower fire at multiple enemies at once. Learn how Multishot Chance and Multishot Targets work.

Orbs

How orbs work in The Tower: workshop upgrades, orb speed and counts, orb damage rules, and the orb-related lab research.

Range

Range is a workshop upgrade in The Tower: Idle Tower Defense that sets how far your tower fires and caps enemy ranged attack distance.

Rapid Fire

Rapid Fire is a workshop upgrade that gives your tower a chance to fire four times faster for a short duration. Learn how it works and what it upgrades.

Recovery Packages

Recovery Packages restore tower health automatically when they spawn. Learn how Recovery Amount, Max Recovery, Package Chance, cards, and labs work together.

Rend Armor

Rend Armor is a Workshop upgrade that gives projectiles a chance to permanently increase damage taken by enemies, with stacking multipliers up to 800%.

Shockwave

Shockwave is a Workshop upgrade in The Tower that periodically pushes enemies away. Covers size, frequency, costs and lab research.

Starting Cash

Starting Cash is a workshop upgrade that increases the amount of cash you begin each round with.

Super Critical

Super Critical adds a chance for extra critical damage after a crit lands. Covers Workshop upgrades, lab research, costs, and multipliers.

Thorn Damage

How Thorn Damage works in The Tower: unlock requirements, upgrade levels, boss and Protector interactions, and the Garlic Thorns lab.

Utility Upgrades

Utility upgrades in The Tower: Idle Tower Defense workshop boost cash and coin income, grant free tower upgrades, and skip enemy level increases.

Wall

How the Wall works in The Tower: Idle Tower Defense, including Wall Health, Rebuild, Regen, Thorns, Invincibility, Fortification, and all lab and workshop upgra

Wave Accelerator

Wave Accelerator reduces the wave cooldown timer, shortening rounds and decreasing time between boss spawns for Energy Shield charges.

Wave Skip

Wave Skip is a Workshop Upgrade that lets you bypass waves for multiplied rewards. Learn its income and wave-based mechanics.

Workshop Attack Discount

Workshop Attack Discount is a lab that lowers the coin cost of attack workshop upgrades. Unlock requirements and level details.

Workshop Enhancement

Workshop Enhancements in The Tower: unlock requirements, all 18 enhancement types, their multipliers, and the Enhancement Coin Discount lab.

Workshop Respec

Reset your Workshop coin upgrades for 150 gems and get back every coin you spent, with no discount deductions. Ultimate Weapons stay untouched.

Workshop Upgrades

How The Tower's Workshop and Workshop Enhancements work, including unlock requirements, coin thresholds and max levels for every enhancement.

Workshop Utility Discount

Workshop Utility Discount lowers the coin cost of utility workshop upgrades. Learn what it does and how to unlock its lab.

Attack Research

Lab Category/Attack Research in The Tower: Idle Tower Defense — costs, levels and how it works.

Battle Condition

Lab Category/Battle Condition in The Tower: Idle Tower Defense — costs, levels and how it works.

Bot Research

Lab Category/Bot Research in The Tower: Idle Tower Defense — costs, levels and how it works.

Card Research

Lab Category/Card Research in The Tower: Idle Tower Defense — costs, levels and how it works.

Defense Research

Lab Category/Defense Research in The Tower: Idle Tower Defense — costs, levels and how it works.

Echo Lab

Echo Lab: how Dissonant Echo labs spread a percentage of your Dissonance Boost to all tiers, with 20 levels per category.

Enemy Research

Lab Category/Enemy Research in The Tower: Idle Tower Defense — costs, levels and how it works.

Lab Upgrades

How lab upgrades work in The Tower: research slots, gem rushing, Elite Cell boosts, and quality-of-life features like auto research and lab history.

Laboratory

The Laboratory lets you buy timed upgrades using coins and lab slots. Learn how labs work, how many you can unlock, costs, rushing, and upgrades.

Labs Coin Discount

Labs Coin Discount lowers the coin cost of all other lab researches. Learn how it works and when to unlock it.

Labs Speed

Labs Speed is a researchable lab that cuts the time needed for other lab research. Learn how it stacks with relics, its 99 levels, and when to prioritise it.

Main Research

Lab Category/Main Research in The Tower: Idle Tower Defense — costs, levels and how it works.

Module Research

Lab Category/Module Research in The Tower: Idle Tower Defense — costs, levels and how it works.

Perk Labs

Perk labs unlock perks in The Tower and improve them: waves required, perk bonus, first choice, trade-offs, auto pick, ban and ranking.

Perk Research

Lab Category/Perk Research in The Tower: Idle Tower Defense — costs, levels and how it works.

Second Wind Labs

Second Wind Blast and Recharge Second Wind labs in The Tower: unlock requirements, what each lab does, and how they upgrade the Second Wind mechanic.

Ultimate Weapon Research

Lab Category/Ultimate Weapon Research in The Tower: Idle Tower Defense — costs, levels and how it works.

Utility Research

Lab Category/Utility Research in The Tower: Idle Tower Defense — costs, levels and how it works.

Wall Labs

Overview of Wall labs in The Tower: Idle Tower Defense, including Wall Health, Rebuild, Regen, Thorns, Invincibility and Fortification research.

Amplify Bot

Amplify Bot boosts damage against enemies in its range. Learn its upgrades, duration, cooldown, bonus, range, and lab research.

Bot Bot

Bot Bot is a support bot that amplifies the effects of other bots within its range. Learn its upgrades, labs and costs.

Flame Bot

Flame Bot is an unlockable bot in The Tower that burns enemies around it, dealing damage over time and reducing the damage burned enemies deal.

Golden Bot

Golden Bot is an event shop bot in The Tower that multiplies coins from enemies destroyed inside its range, with upgradable duration, cooldown, bonus and range.

Thunder Bot

Thunder Bot stuns enemies in an area, then slows them with a linger effect. Learn its upgrades, labs, and how it works.

Card Masteries

How Card Masteries unlock in The Tower: Idle Tower Defense, what they do, and how their labs and stone costs work.

Card Presets

Card Presets let you save up to 5 card loadouts in The Tower: Idle Tower Defense. Learn how presets work and how to unlock the lab.

Cards

How cards work in The Tower: buying, rarities, slots, star levels, gem costs, milestone-locked cards and card mastery.

Assist Module Labs

Assist Module Labs in The Tower: Idle Tower Defense — costs, levels and how it works.

Epic Module Unique Effect

How epic module unique effects work in The Tower, including Amplifying Strike, Space Displacer, Dimension Core and other special mechanics.

Module Labs

Module labs research module drop chances, shard income, upgrade cost reductions, unmerging, shattering and effect bans.

Modules

How modules work in The Tower: Idle Tower Defense: types, banners, upgrading, boss drops, merging, stats and unique effects explained.

Sub-Module Effects

Sub-Module Effects add extra stats to any module in The Tower. Learn how rarity, rerolling, locking and stat caps work.

Boss Labs

Boss Health and Boss Attack labs, unlocked at tier 9 wave 20, reduce boss stats at all waves. Learn how boss labs work and what they affect.

Brick Discriptions

A guide to Brick enemies in The Tower: Idle Tower Defense, explaining what they are and how they behave.

Common Enemy Labs

Common Enemy labs lower basic enemy health and attack on every wave. Learn what each lab does, how to unlock them, and how they affect enemy scaling.

Elite Enemies

Elite enemies (Vampire, Ray, Scatter) in The Tower: spawn limits, immunities, Elite Cell drops, and how single and double spawn chances scale by wave.

Enemies

Overview of enemy types in The Tower: Idle Tower Defense, including Normal, Elite, Fleet and Boss enemies, spawn rules, immunities and labs.

Enemy Balance

Enemy Balance is a card that raises cash per kill while spawning more enemies, averaging 1.8x spawns. Learn how it boosts cash and coins.

Fast Enemy Labs

Fast Enemy Labs reduce the health, attack, and speed of fast enemies at all waves, with unlocks at tier 9 milestones.

Fleet Enemies

How Fleet Enemies work in The Tower: Saboteur, Commander and Overcharge immunities, spawn rules, drop rates, and when they appear on each tier.

Protector Labs

Protector labs reduce protector enemy health, radius and damage reduction. Unlock requirements and level counts for each lab.

Ranged Enemy Labs

Ranged Enemy labs reduce the health, attack and range of ranged enemies in The Tower. Unlock tiers, level counts and how they work.

Ray Labs

Ray Labs let you research permanent reductions to Ray enemy attack and health, with 30 levels each, unlocked at Tier 19 Wave 60.

Scatter Labs

Scatter Labs in The Tower: Idle Tower Defense let you weaken Scatter enemies and boost Chain Lightning damage against them.

Tank Enemy Labs

Tank Enemy labs reduce tank health and attack across all waves. Learn how they work and how they affect enemy stat ratios.

Vampire Labs

How Vampire labs work in The Tower: Idle Tower Defense, covering Vampire attack, health and Garlic Thorns research.

Bits

Bits are the currency used to unlock and upgrade Chips and Chip Slots, earned from Guild Weekly Reward Chests and the Guild Store.

Cash

How Cash works in The Tower: Idle Tower Defense — earning sources, wave payouts, interest, and every way to improve your cash flow during runs.

Coins

Coins are the main currency in The Tower: Idle Tower Defense. Learn how to earn coins, improve coin flow, and how the Coin Bonus enhancement works.

Currency

Overview of The Tower's currencies: Cash, Coins, Gems, Power Stones, Medals and Elite Cells — how you earn and spend each one.

Elite Cells

Elite Cells are a currency dropped by Elite enemies in The Tower, used to buy lab boosts. Learn how to earn and increase them.

Gems

Gems are a premium currency in The Tower: Idle Tower Defense. Learn every way to earn them and what to spend them on.

Keys

Keys are a currency earned from Legend Tournament placements and spent on unique Tower upgrades in the Vault's Tech Trees.

Medals

Medals are a currency earned from events and missions in The Tower: Idle Tower Defense, spent in the Event Shop on items like Gems, Bots and Relics.

Power Stones

Power Stones are a premium currency in The Tower used to buy and upgrade Ultimate Weapons. Learn how to earn or purchase them.

Shards

Module Shards are a currency in The Tower: Idle Tower Defense, used for the game's module system.

Tokens

Tokens are a currency in The Tower: Idle Tower Defense earned from Weekly Challenges and Guild Chests, spent in the Guild shop.

100% AFK Orb Devo

A 100% AFK Orb Devo guide for The Tower: Idle Tower Defense, designed by Yugiohcd10, with a live-updated version on Yugi Tower.

50s SMax

Yugiohcd10's 50s SMax guide for The Tower: Idle Tower Defense, a patch-sensitive strategy maintained as a live Google Doc.

AdvancedAnalysis

How to navigate and contribute to the Advanced Analysis page for The Tower: Idle Tower Defense, including search tips and submission rules.

Beginner Guide

A beginner guide to The Tower: Idle Tower Defense, covering tier 1 turtle builds, workshop priorities, and the move to tier 2.

Beginner's Exploration Guide

Starting advice for The Tower: Idle Tower Defense. Progress through tiers, complete daily missions, and manage resources without spoilers.

CF Guide

Chrono Field upgrade guide: reaching 100% uptime, balancing duration labs against stone costs, and when to level slow and range.

Coin Guide - Basics

Learn how coins work in The Tower: coins per wave vs coins per kill, multipliers, UW syncing, and every source that grows your coin income.

Common Abbreviations

A reference for common abbreviations used in The Tower: Idle Tower Defense, including Ultimate Weapons, Cards, Labs, Workshop stats, Modules, and number notatio

Devo Guide

Devo guide for The Tower: how devolving your tower works, Death Wave setup, workshop priorities, stats, and survival tips.

Dissonant Runs Guide

How to approach Dissonant Runs: suggested order, respec steps, module loadouts for each run type, and a high-tier UW disco glass cannon build guide.

Event Guide

A guide to completing event quests in The Tower: Idle Tower Defense, with strategies for each quest type and general tips.

Footguns

Permanent upgrades in The Tower that can set your account back, from ultimate weapon picks to lab cooldowns, and how to avoid them.

Frequently Asked Questions

Answers to common The Tower: Idle Tower Defense questions, including coin math, negative UW stats, Wall timing and heat-up mechanics.

Gem Guide

A guide to spending gems efficiently in The Tower: Idle Tower Defense, covering lab slots, cards, modules, relics and lab rushing priorities.

Guardian Guide

How to unlock the Guardian, how its chips work, and how to upgrade and use Attack, Ally, Bounty, Fetch and Summon effectively.

Guides

A directory of The Tower: Idle Tower Defense guides covering beginner basics, resource spending, builds, and advanced optimisation tools.

Guides / Thinking about Perks

How perks work in The Tower: Idle Tower Defense, which lab upgrades to prioritise, and how to pick perks for coin farming and milestone pushes.

Health Build

Health builds prioritize survivability through health and damage reduction, ideal for early game progression in The Tower: Idle Tower Defense.

Hybrid Guide

Hybrid builds in The Tower balance damage and health investment, ideal for farming T1–T11 and still used by top players in tournaments.

Intro Sprint

How the Intro Sprint card works in The Tower: wave skips, boss spawns, reduced cell earnings, and how to cancel it early.

Medals Guide

How to earn and spend medals in The Tower: recommended purchase order and bot upgrade priority.

Milestones

Milestones in The Tower: Idle Tower Defense are progress-based rewards unlocked by reaching specific tiers and waves.

Orb Devo

Orb Devo is a hoarding strategy in The Tower that syncs Black Hole and Golden Tower so orbs kill stacked enemies for maximum coin gains.

Orbless Guide

Orbless farming builds stack Spotlight, Golden Tower and Black Hole coin bonuses by killing only inside overlapping zones. Requirements, methods and run phases

Rushing Tiers

Tier rushing guide for The Tower: swap to a survival build to hit wave milestones on tiers too strong for normal progression.

SMAX Devo

SMAX Devo guide for The Tower: workshop devo setup, synced BH/GT/SM strategy, card picks, perk priorities and survival tips.

Strategies

A midgame health-stacking strategy for The Tower: Idle Tower Defense, covering upgrades, cards, perks and damage sources.

Target Priority

Target Priority lets you choose which enemy type your tower focuses on. Unlock the lab at tier 4 wave 150, with 2 levels to research.

Tier-Specific Guide

A tier-by-tier guide to The Tower: Idle Tower Defense, covering enemies, blender builds, coin farming, tournaments and build swapping.

Which UW do I select?

Guide to choosing Ultimate Weapons in The Tower: Idle Tower Defense, with a general ranking and when each UW matters.

Patch V0.10

The Tower v0.10 patch notes: smart missile and land mine damage buffs, inner mine and Chrono Field researches, Enemy Balance card nerf, and bug fixes.

Patch V0.11

Version 0.11 of The Tower: Idle Tower Defense added Demon Mode, Wave Skip, Critical Chance, card presets research, and smart missile buffs, plus iOS and store f

Patch V0.12

The Tower v0.12 patch notes: Recovery Package upgrades, the Intro Sprint card, Workshop Respec research, and new end-round stat tracking.

Patch V0.13

The Tower v0.13 added the perk system, new lab research, cross-platform cloud saves, and balance changes to regen, defense, and ultimate weapons.

Patch V0.14

V0.14 adds the Black Hole ultimate weapon, Energy Shield card, tier 12, and reworks tournament difficulty scaling plus various balance changes.

Patch V0.15

The Tower v0.15 patch notes: events, bots, themes, Champion league, super critical upgrades, and ultimate weapon damage rebalancing.

Patch V0.16

The Tower v0.16 added leaderboards, three new cards, a 7th card level, higher upgrade caps with exponential scaling, and a music manager.

Patch V0.17

The Tower v0.17 patch notes: Spotlight ultimate weapon, Amplify event bot, advanced target priority research, and lab rush cost overhaul.

Patch V0.18

The Tower v0.18 patch notes: milestones system, Protector enemy, Tier 13, new cards and lab research, plus balance and performance changes.

Patch V0.19

The Tower v0.19 patch notes: daily missions, The Wall and Render Armor upgrades, bot buffs, economy tweaks, and a major double-multiplier bug fix.

Patch V0.2

The Tower v0.2 patch notes: tournaments arrive, three new cards (Death Ray, Plasma Cannon, Energy Net), plus lab fixes and balance changes.

Patch V0.20

The Tower v0.20 adds tiers 14-15 with battle conditions, relics, tower skins, the Ultimate Crit card, lightspeed research, and many bug fixes.

Patch V0.21

V0.21 adds dual battle conditions to Silver+ tournaments, Ultimate Weapon PLUS upgrades, synced UW timers, and cloud save and bug fixes.

Patch V0.22

The Tower v0.22 introduced the module system with four equippable categories, raised the Def% cap to 98%, and fixed bounce shot performance and Berserk charging

Patch V0.23

The Tower v0.23 adds Elite enemies, lab speed-ups, workshop enhancements, the Nuke card, module favoriting and unmerging, plus many fixes.

Patch V0.24

The Tower v0.24 patch notes: bot rework, Death Wave overhaul, Ultimate Weapon changes, new tiers, performance rewrite, and tournament updates.

Patch V0.25

The Tower v0.25 added Card Mastery, the Legends league with Keys and Vault trees, lab QoL upgrades, and a major tournament rework.

Patch V0.26

The Tower v0.26 added Guilds, Guardians, module banners and shattering, a cloud save migration, vault tree tiers, and major balance and bug fixes.

Patch V0.27

V0.27 adds Tiers 19-21, the Fleets enemy type, Assist Modules, the Area of Effect card, and major system changes including attack speed refactoring and tourname

Patch V0.28

v0.28 adds the Dissonance difficulty modifier, Bot Bot and Bot+ abilities, the Overheat endgame mechanic, and a rotating relic shop, plus fixes and hotfix balan

Patch V0.3

Version 0.3 added Ultimate Upgrades with power stones from tournaments, iOS release, and major balance changes to ultimate weapons and enemy scaling.

Patch V0.5

Version 0.5 of The Tower added 8 languages, four new cards, Land Mines and Death Defy upgrades, and rebalanced ultimate weapons, chain lightning, and high-tier

Patch V0.6

The Tower v0.6 patch notes: cloud saves on Android, defensive build buffs, wave difficulty scaling changes, and balance tweaks to lifesteal and smart missiles.

Patch V0.7

The Tower v0.7 added new upgrade stats for missiles, Chrono Field, Swamp, and Golden Tower, plus target priorities, more round stats, and late-game performance

Patch V0.8

Version 0.8 added tier 11, new upgrades, and performance improvements for longer runs, plus tournament and UI fixes.

Patch V0.9

Version 0.9 added Chain Lightning Shock upgrades, Death Wave health and coin boosts, lab cost changes, and iOS notification and crash fixes.

Patch v0.4.0

v0.4.0 adds Poison Swamp and Golden Tower ultimate weapons, raises the tier cap to 10, and buffs several weapons and defensive stats.

Version History

The Tower v28 adds Dissonance runs, Bot+ abilities, a new Bot Bot, Overheat endgame mechanics, and tournament conditions. See what changed for players.

Challenges

Overview of The Tower's recurring challenges, including tournaments, events, milestones, daily missions and tiers.

Chips

How Guardian chips work in The Tower: targeting rules and the effects of Attack, Ally, Bounty, Fetch, Summon and Scout chips.

Content Creator Page

How The Tower's creator code system works: where to enter codes, revenue share rates, 30-day duration, and current closed access status.

Contributors

A hub page for wiki contributors: action lists, change logs, editing help, trusted information sources, tools, and contact details.

Daily Missions

How daily missions work in The Tower: challenge types, gem and coin rewards, weekly milestones and the mission reroll unlock.

Death Ray

How the Death Ray card works in The Tower: Idle Tower Defense, its limits, and the Double Death Ray lab upgrade.

Demon Mode

Demon Mode grants 300x projectile damage and invincibility when activated. Learn how to use it and unlock its recharge lab.

Dissonance

Dissonance is a second difficulty layer unlocked at Tier 4 Wave 90 that restricts tower upgrades in exchange for permanent stacking boosts.

Energy Net

Energy Net is a card that fires a net at bosses entering tower range, stunning them temporarily. Learn how its travel speed works.

Energy Shield

How Energy Shield works in The Tower: recharge timing, death prevention order, and the Extra Hit lab upgrade.

Events

How The Tower's biweekly events work: missions, medals, relics, the event shop, themes, songs, bots, Bot+ abilities and Synchronicity.

Gameplay

How rounds, waves, the tower interface, enemies, and all seven currencies work in The Tower: Idle Tower Defense.

Guardian

The Guardian is a guild-exclusive tower companion with upgradeable chips that heal, attack, fetch loot, and boost coins.

Guilds

How guilds work in The Tower: unlocking, creating or joining, weekly reward chests, the guild store, tokens, themes, relics and guardian chips.

IceTæ's Gem and Card Priority List

IceTæ's community guide on how to spend gems and which cards to unlock first in The Tower: Idle Tower Defense, from lab slots to Death Ray.

In-Game Support

How to contact support in The Tower: Idle Tower Defense, including in-game tickets and the official Tech Tree support page.

Nuke

How the Nuke card works in The Tower: manual or automated activation, death-prevention priority order, and the Recharge Nuke lab unlock.

Perks

How perks work in The Tower: Idle Tower Defense, including unlock requirements, wave costs, perk types, and all related lab upgrades.

Plasma Cannon

Plasma Cannon card: fires a projectile at bosses dealing a percentage of their total health. Learn how it works and when to use it.

Profile

The player profile in The Tower: Idle Tower Defense lets you show off a tower skin, five relics, your best tournament results and your guild to other players.

Relics

How Relics work in The Tower: Idle Tower Defense, including how to unlock them and how their passive bonuses stack.

Seasons

How the 8-week season cycle works in The Tower: Idle Tower Defense, including what happens to unspent tokens and Bits at season end.

Second Wind

Second Wind revives your tower once per round at half health with a temporary invincible shield. Learn how it works and its lab upgrades.

Slow Aura

Slow Aura cuts enemy movement speed by a percentage while enemies are inside your tower's range. Stacks multiplicatively with other slows.

The Tower

Overview of The Tower, the central unit you upgrade through the workshop, lab, cards, ultimate weapons and perks to push higher tiers and rankings.

The Tower - Idle Tower Defense Wiki

Overview of a late-year The Tower: Idle Tower Defense update, covering new settings toggles, tournament battle condition changes, and quality-of-life fixes.

The Vault

The Vault holds the Power and Harmony upgrade trees, unlocked through the Legends League and purchased with Keys earned from league placements.

Themes Menu

The Themes Menu lets you change your tower's look, music, and backgrounds while earning passive coin bonuses from every cosmetic you own.

Tickets

Tickets are the currency needed to enter Tournament Battles in The Tower: Idle Tower Defense. Learn how to get them.

Tiers

Tiers are The Tower's difficulty levels, running from tier 1 to tier 24. Learn how to unlock higher tiers and where battle conditions apply.

Tournaments

How Tournaments work in The Tower: leagues, tickets, promotion, battle conditions, rewards and the labs that reduce heat effects.

Workshop Defense Discount

Workshop Defense Discount lowers the coin cost of defense workshop upgrades. Learn what it does and how to unlock its lab.