Undertow, Ben 10 Wiki

Undertow to Four Arms.I don't do Overflow. I go Undertow! Undertow is the Antitrix's hybridization of a mutated Cascan and an unknown species' DNA and Kevin's equivalent to Overflow. Undertow is much bulkier than Overflow, with his canisters and tubes filled with swamp green liquid in contrast of regular water. His skin is cerulean with his lower part and lower legs darker. His orange arms are thermos-shaped structures with his grey hands having four lower parts around them and three scissor-lik

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Undertow by CreaturemasterProds on DeviantArt

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I heard people say Undertow is half polymorph. I'd say say he's

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