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Slapback is one of Ben Tennyson's alien egos from Ben 10 Reboot.
He is voiced by Todd Haberkorn who is best known voicing as Death the Kid, Kimihiro Watanuki, Keroro, Ling Yao, Shikadai Nara, Natsu Dragneel, Firo Prochainezo, Teruteru Hanamura, Puppetmon, Digimon Emperor, Nobuyuki Sugou and Saiken.
Slapback is the DNA sample of an Ekoleptoid from Ekoplecton, a frog-like creature with metallic grey eyebrows.
Powers and Abilities
His main power is kinetic duplication, where if he takes a hit to his back, he splits into two copies of himself, and while each copy only has half the height of the original, they are twice as dense as the original.
Ben gets frustrated when the Omnitrix reboot for 5 days. But, when it got done, Ben got 3 New Aliens; Slapback, Rath & Humungousaur (Which replaced Grey Matter, Overflow and Wildvine which are now off the playlist with Upgrade).
He first appear in Omni-Copped.
- His voice becomes higher pitched the more he duplicates.
- He share same voice with Grey Matter.