Rex 14

Rex 14 is a series about a 14 year old kid called Rex fourteenason who finds the omnitrix

Aliens
Ripjaws

Upchuck

Wildmutt

Upgrade

Lizalien

Diamondhead

Heatblast

Cannonbolt

Way Big

Humungousaur

Eatle

XLR8

Crashhopper

Gravattack

Villians
Unknown