When Itch snuck in the Man-Bull serum into Taurens' prison cell which permanently transformed him, Man-Bull attempted to take his revenge on Daredevil and the two have clashed on several occasions. He also clashed with the Cat in a bar fight.
Itch covertly administered the Man-Bull serum to Taurens in his prison cell, resulting in a permanent transformation that led to Man-Bull's pursuit of revenge against Daredevil, whom he has since clashed with on several occasions. Additionally, Man-Bull got into a bar brawl with the Cat.