Big Foot Was Once A Team Tennyson Alien. Ben Never Used him, Until One Day when The Omnitrix was Broken. Ben Slapped Down The Omnitrix, But Nothing Happened, But Then, He Noticed an Alien Was Behind Him. Ben Fought Big Foot, Till He Fell Off a Clift, Soon to Meet His Death. In legend the name Big Foot was said to be real, but no one has seen it.
Big Foot had a Twin Brother, which was seen at the end of the episode.