Killer Croc

Waylon Jones is a mutant crocodile wrestler and criminal that operates in Gotham City under the name Killer Croc.

Biography
Killer Croc is seen fighting Hulk alongside Copperhead on the Final Offer freighter. Despite outnumbering Hulk, he along with Copperhead are defeated after a rough battle.

Personality
Croc is an animalistic individual that loves to fight, kill, and devour anyone he can get his claws on, especially Batman. He also really wants to eat Power Girl.

Appearance
Killer Croc is a tall, muscular, and heavily mutated man with crocodilian features, such as scale-like skin, sharp claws, and fangs. He even has some teeth jutting out of his chin.