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IRSEN is a turn-based roguelite where your character fights alone against coordinated enemy squads. Build your hero through a gene system, reshape your abilities mid-run, and endure the growing pressure of corruption.
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Voting closes Sep 4, 2026
Hot or Flop?
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Personalized for your PC hardware — there is no universal FPS number.
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About this estimate
This range compares your graphics hardware with the game's requirements and expected performance profile. Estimates depend on your saved specs on WhatALaunch — they are not a single FPS figure that applies to everyone. Use them as a practical guide, not a guaranteed benchmark.
Actual performance can vary with graphics settings, drivers, CPU, memory, cooling, game updates, and background activity.
