Elastigill

Appearance
Looks like a humanoid with gills covering his entire body. Has a shark like fin on his back and his jaws are sticking out of his mouth.

Powers
Underwater breathing, Elastic limbs and neck that can stretch to 120 feet, powerful jaws that can bite through almost anything.

Weaknesses
Cannot survive out of water for long.

Appearances

 * Ben 10: The Journey
 * Ben 10: Omni-Era

Trivia

 * His working name was Wildfish.
 * He is based on Gill Man.