So apparently someone who was in the fnaf movie just confirmed its

Five Nights at Freddy's 2, The FNAF Fanon Wiki

Five Nights With Doomslayer 2 by WOLFIEJO7 on DeviantArt

ROBLOX Fnaf 2 Doom Revisited (Nights 1 & 2)

Doom Slayer got transported somehow to the fanf security breach universe. What would Doom Slayer do to the animatronics that were trying to kill Gregory and would he leave Freddy alone?

125th Abstract Distract: Five Nights at Freddy's 2 + Doom II

security_breach_Gregory on Game Jolt: I do believe it is time to

Five Nights at Freddy's: The Dark Fate (Web Animation) - TV Tropes

FNAF2 Doom Remake v1.2.0 released. Patch notes listed in attached

m.gjcdn.net/video-thumbnail/400/60168-v4.jpg

Doom II: Hell on Earth - PCGamingWiki PCGW - bugs, fixes, crashes, mods, guides and improvements for every PC game