Ultimate Spidermonkey

Ultimate Spidermonkey is Ben's evolved version of Spidermonkey in Ben 10: Ultimate Alien.

Appearance
After evolution, he loses his extra pair of arms, and that pair gets replaced with two pairs of spider legs, he also gets a pair of eyes. He now has a gorilla-shaped body. He can still climb walls, and now he also has super strength.He is about the same size as the regular Spidermonkey. It should be noted that when Spidermonkey evolves, he first gets the gorilla shape and then the spider legs sprout out of his sides. It is currently unknown why this happens.