History
Coliseum was a member of the X-Persons.[1]
When the X-Persons visited Bud's Sud, a bar for superheroes, and it was wrecked by a friendly fistfight between the Bulk and the Thang, the X-Persons, including Coliseum, were blamed for it and arrested.[2]Attributes
Powers
Can transform into an armored, super-strong form.