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Doom Slayer is a dweller in Fallout Shelter Online, part of a crossover event with Doom Eternal.


Interactions with the player character[]

Interactions overview[]

Icon interactions other
This character has other interactions.


Other interactions[]

  • When a Doom crossover map is available, the Doom Slayer will arrive to assist the player party during major bosses.
  • He may also arrive to assist in certain battles on the Nuka-World map.
  • The Doom Slayer also appears in a text-based encounter on the Nuka-World map.


  • He can be randomly acquired in the game.
  • Doom Slayer's special ability unlocked at level is ?:


  • Fellow Doom character Khan Maykr is also available as a dweller.


Doom Slayer appears only in Fallout Shelter Online.

Behind the scenes[]

  • The Doom Slayer is a guest character developed to cross-promote Doom Eternal, which was developed by id and published by Bethesda.
  • "The Doom Slayer" is the modern name for this character.
    • The term "DOOM Marine" was used in some DOOM primary materials from the '90s.
    • Historically, he has often been referred to as "DOOM Guy," or some slight variation of that term (differing capitalization, adding "the"). For instance, Doom Guy was his name when he appeared as a guest skater in Tony Hawk's Pro Skater 3.
    • He was referred to as both "the Doom Slayer" and "Doom Guy" when he appeared in Quake Champions in 2017.
    • The character's name has never been revealed.