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Four Arms (alternatively spelled as Fourarms)[2] is the Omnitrix's DNA sample of a Tetramand from the planet Khoros.
Four Arms
Aliens in Ben’s Omnitrix
for Aliens in Ben’s Omnitrix in Ben 10
Suggested by themegacaster
Ben Tennyson discovers a mysterious object that latches on to him and allows him to transform into various types of aliens to fight evil.
