Garara Gator (CookieKid247)

The Garara Gator is a behemoth-like reptile beast that resides in the darkest, murky waters in the world. The almost-extinct species is very reactive to sunlight when it reaches the eyes.

Dragon Ball Reincarnation
King Chappa keeps a Garara Gator in his grasp as a weapon and pet. It almost crushed Arashi in their battle in Shigai Valley and was floated back to shore, never to be seen again.

Trivia

 * The Garara Gator is originally from the manga Toriko.
 * Due to its' weakness, Chappa kept a burlap sack over his gators' head to avoid sunray damage.
 * King Chappa also developed the Night Shooter technique secifically for the benefit of the Garara Gator.