operation

by Maru Games

Operation is a zombie horror action game where players enter a sealed operation zone, fight infected enemies, complete mission objectives, and survive with teammates in a dark and dangerous environment.

Released Jul 7, 2026 · Free to play · 2 Steam user reviews

Tags: Action, Adventure, Shooter, 3D Platformer, Bullet Heaven, Bullet Hell, Shoot 'Em Up, Tactical RPG

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