History
Speedball was a member of the X-Squad, a team of volunteers who gained powers through the combined work of Professor X and Hank Pym. He was sent out with the other X-Squad to rescue Sally Juarez from the Mutts. The group were then next seen at there headquarters, fighting a simulation of Namor.[1]
Professor X learnt of the Mutts and the sent the X-Squad to deal with them. During the assault of Doctor Doom and the Atlanteans the Mutts allied themselves with their rivals against the common enemies. After the fight Xavier offered to the Mutts to join X-Squad, but they refused.[2]