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Idle Hero TD - Tower Defense

Also known as Idle Hero TD - Tower Defense, idle hero td tower defense, idle-hero-td-tower-defense

Endless idle tower defense game full of deep strategy and combat mechanics. Unlock and upgrade dozens of epic fantasy heroes to defeat an infinite swarm of enemy monsters. Strategize hero positions, synergies, and skills for an effective defense, then sit back and let the auto-battler do its thing!

Last update
20 Jun 2026
Players now
1,535

Latest update

Event

v15.22Patch v15.22 - Bug Fixes

Bug Fixes Fixed server data save/load logic flow to avoid rare rollback scenarios. Improved backend processes to work better with the new save system. Fixed bug related to spawning the PvP Immortal Boss on the wrong day…

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Update history

Browse past updates and patch notes for this game.

23 updates

Gallery

In-game media

Achievements

Community progression

Top picks from 45 Steam achievements, sorted by player unlock rates.

  • Synergies IAchieve 10 active synergies at once.34.0%
  • Hero Unlocks IUnlock 15 heroes.30.0%
  • Highest Wave IReach wave 250.28.8%
  • Enemy Kills IKill 250k enemies.21.0%
  • Hero Ranks IReach rank 15 on any hero.19.5%
  • Battlepass IReach battlepass level 10.19.5%