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About
"Theory" is an intense first-person shooter (FPS) game set in a post-apocalyptic world overrun by hordes of ravenous zombies. Players find themselves in a vast, desolate landscape. As a survivor, you'll navigate through various environments.
Where to buy
Prices for US · Updated 8/24/2026
News
Xbox cutting 3,200 jobs and parting ways with Double Fine, Compulsion, Ninja Theory, and Undead Labs - Game Developer
Game Developer · 7/6/2026
Microsoft already planned Ninja Theory closure when it announced Senua, it’s claimed - Video Games Chronicle
Video Games Chronicle · 6/17/2026
Why Microsoft Announced Ninja Theory's New Game Despite Plans to Shut the Studio Down - IGN
IGN · 6/17/2026
Report: Xbox knew of Ninja Theory split when showing its new game - Game Developer
Game Developer · 6/17/2026
Microsoft Studios Ninja Theory and Double Fine Also Reportedly Under Threat of Closure - IGN
IGN · 6/16/2026
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