One of the immortal mutants known as Externals, Crule is the meanest and maddest of them all. According to Gideon, during World War II he worked in a concentration camp, happily operating a gas chamber. He is an ancient berzerker, dressing like a barbarian and old enough to remember Mithras. Crule was sent by Gideon to attack X-Force after they rescued Sunspot. However, Crule is blasted out of X-Force's ship by Rictor and falls a few thousand feet, which puts him in a body cast. When The Externals kidnapped some of X-Force and were holding them for ransom, X-Force sneaks into Crule's hospital room and abducts him. He is actually happy to help the team "humble" his fellow immortals, and gives them the location of the Externals' hideout and their weaknesses. Crule is apparently killed by Sel