Doom 3 on the original xbox has system link co-op! Using 2 consoles you can explore a slightly altered campaign with a friend, because the mirror scene scares you. : r/originalxbox
Classic Doom games vanish, reappear on Xbox One with features missing [Updated] | Ars Technica
Doom Eternal - PS4 & PS5 Games | PlayStation (US)
DOOM GAMEPLAY CAMPAIGN & MULTIPLAYER (DOOM Xbox One) - YouTube
DOOM 1 and 2 are Local Multiplayer friendly! : r/XboxGamePass