Four Arms

Four Arms is a Tetramand (Tet-Rah-man-d) from Khoros (Khor-ose). It is the sixth alien to appear on the series. It was also Ben's most used alien form when he was his younger self, since that was Ben's favorite fighting style back then.(and now.)

Powers

 * Super strength200px-Wikia_Fourarms_UA.png
 * Extreme EnduranceFour_Arms_Lego.png (The yellow and red one)]]Fourarms.gif

Ben 10: Cartoon Battle
He was used to save Gwen from dying.

Fourarms episodes

 * Plot (part 2)

Finn 10: Fusion
In Finn 10: Fusion, Fourarms lost his hair on the back. His eyes are now purple, and his belt is black.

Noah 10
In Noah 10, Fourarms looks like UA Fourarms, but with a black muscle shirt, white pants, and black wristbands and leg bands. He is used kind of often, even though Noah says he doesn't like him that much. He has no belt nor ponytail.

Ben 10 Fiction Ultimate alien
Four arms is now purple brown. He had been used in The Peerment.