|The following is based on Fallout Shelter or Fallout Shelter Online and some details might contradict canon.|
The player may encounter raiders in groups of three to four, deathclaws in pairs, radscorpions in groups of two to three, feral ghouls in groups of two to three, and radroaches in groups of three to five. The glowing radscorpion is accompanied by four regular radscorpions. Once defeated, the room it is in contains one random legendary junk, a rare weapon, and a rare outfit.
- Guardian of the Wastes: Deathclaws!
- Guardian of the Wastes: Feral Ghouls!
- Guardian of the Wastes: Mole Rats!
- Guardian of the Wastes: Radroaches!