When was Operation Ninurta: Eris Portal released?

Operation Ninurta: Eris Portal was released on June 26, 2025.

What platforms is Operation Ninurta: Eris Portal available on?

Operation Ninurta: Eris Portal is available on PC (Microsoft Windows).

Operation Ninurta: Eris Portal

About

Operation Ninurta is a third-person tactical shooter with roguelike elements. Explore an infinite procedural maze on Eris, face mutants and bosses, find three crystal keys, and reactivate the portal to win. With limited ammo, upgrades, and warped realities, strategy is vital.