Gilbert, Gwen, Ben, Mandy, and Andy

Gilbert is on the far left.

Gilbert is a boy whom Grandpa Max had almost ran over in the beginning of the Ben 10 episode "Camp Fear", but was later rescued by Ben Tennyson as Cannonbolt from falling off of a cliff. He is from Camp Opinicon, and was running away from the . His behavior hints that he was a scaredy-cat in the beginning, but near the end, he becomes brave.