Coming Q2 2027 Date not final

Siege of the Isletress

By Isletress Studios

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Siege of the Isletress is a game tagged Strategy, Tower Defense and Roguelike by Isletress Studios, launching on Steam in Q2 2027. The quietest week ahead for games like it starts Nov 23. The Steam games most like it include Tower Survivors: Fortress, Endless Tower Survivors and Tower Fight.

Siege of the Isletress is a tower defence survival game where you defend a lone fortress against hordes of enemies. Make meaningful decisions under pressure, exploit interconnected systems using 120+ distinct weapons and upgrades and uncover the secret history of the Isletress.

From the Steam page

Busiest weeks for games like this one in the next 12 weeks:

Week of Nov 2, 2026 — Packed, 211 similar games
Week of Oct 26, 2026 — Packed, 198 similar games
Week of Nov 9, 2026 — Packed, 160 similar games

Quietest: Nov 23, Dec 7, Jan 11.

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