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One Tower Defense is a Roguelike Tower Defense game where you control a single tower. Gather resources, buy weapons and upgrades, and fight endless waves of enemies. Play in single-player mode or in multiplayer mode, where the last survivor wins.
Linux · Jun 18, 2026
Worldwide · Exact date · Full release · IGDB
PC (Microsoft Windows) · Jun 18, 2026
Worldwide · Exact date · Full release · IGDB
Catalog sources
28 achievements available.

Eliminated 2000 enemies with Toxic class weapons in a single run.
LockedSteam

Survived for 20 minutes on Silverwood
Locked

Eliminated 2000 enemies with Force class weapons in a single run.
LockedSteam

Survived for 10 minutes on Castle
Locked

Eliminated 1000 enemies with Pulse class weapons in a single run.
LockedSteam

Eliminated 1000 enemies with Fire class weapons in a single run.
LockedSteam

Eliminated 1000 enemies with Gem class weapons in a single run.
LockedSteam

Survived for 20 minutes on Sirocco
Locked

Eliminated 500 enemies with Field class weapons in a single run.
LockedSteam

Eliminated 500 enemies with Fire class weapons in a single run.
LockedSteam

Eliminated 2000 enemies with Fire class weapons in a single run.
LockedSteam

Eliminated 500 enemies with Force class weapons in a single run.
LockedSteam

Eliminated 2000 enemies with Ice class weapons in a single run.
LockedSteam

Eliminated 2000 enemies with Field class weapons in a single run.
LockedSteam

Eliminated 500 enemies with Gem class weapons in a single run.
LockedSteam

Survived for 20 minutes on Piazza
Locked

Eliminated 500 enemies with Ice class weapons in a single run.
LockedSteam

Eliminated 1000 enemies with Ice class weapons in a single run.
LockedSteam

Survived for 10 minutes on Island
LockedSteam

Survived for 20 minutes on Island
LockedSteam

Eliminated 500 enemies with Pulse class weapons in a single run.
LockedSteam

Eliminated 2000 enemies with Gem class weapons in a single run.
LockedSteam

Eliminated 1000 enemies with Field class weapons in a single run.
LockedSteam

Eliminated 1000 enemies with Force class weapons in a single run.
LockedSteam

Eliminated 2000 enemies with Pulse class weapons in a single run.
LockedSteam

Eliminated 500 enemies with Toxic class weapons in a single run.
LockedSteam

Earned a total of 100k money in a single run.
LockedSteam

Eliminated 1000 enemies with Toxic class weapons in a single run.
LockedSteam
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