He was a member of Weapon X, formed by Professor Andre Thornton aka "The Professor" and also composed by Sabretooth, Lady Deathstrike and Omega Red.
At first, with his companions he tries to capture Hulk and Wolverine, after a fight against the clawed mutant, Bruce Banner gets mad, becoming the Hulk. At some point in the fight, Hulk chases Wolverine, as they still had a score to settle, When Wolverine runs away, and also Deadpool joins to flee with him. To stop the green monster, Deadpool throws him a grenade but this angers Hulk and Wolverine said that Hulk was Deadpool's to handle. Wolverine grabbed Deadpool and threw him at the giant. Deadpool tried to appeal to his "friend" to no effect.
Due to his healing factor, it is likely he survived to the explosion caused by Hulk. His whereabouts afterwards and fate are currently unknown.
He is voiced by Nolan North.
- Deadpool was scheduled to return in the second season of Wolverine and the X-Men before it was cancelled.
- This version of the character constantly jokes around, much to the annoyance of others (especially Omega Red, Wolverine and even the Hulk) and shows characteristics similar to that of the comics.
- On some occasions he claimed that the mask is his real face.