Sharkman

Sharkman is a hybrid of human and shark, created from a doctor's son with his cell fused with shark's cell for the doctor trying to save his son from cancer via the way.

ability

 * Amphibious:can move in water as shark and move on land as human.
 * powerful biting as shark

origin
Hammerhead: Shark Frenzy is a 2005 Sci-Fi Channel original movie