Zen 10 is Chinese.He got the omnitrix before Ben did.He is Chinese and has transformed into the same aliens with the omnitrix.Tennyson is a common last name so it also was Zen's last name.Zen used the omnitrix for good just like Ben did.Zen has black hair thats a buzz cut.He lived at the time of world war II.He is still living at Ben's time but is at the age of maybe 100 or so.Unlike Ben Zen developed a new kind of alien called Spiderpus.Spiderpus is half platypus and half spider.

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