Birds of Prey is the sixtenth episode of Ben 10: Ultimate Alien.

Air Date

October 29, 2010


With Kai in the hospital, Wes Green feels sad about Kai's injury. Suddenly, when Simian returns in a Ultimate Spidermonkey form, he makes an alliance with Darkstar to kidnap Kai. And Ben has to rescue her in order to get her to remember him.

NOTE: Kevin has a new rival named Hawk, C.E.O. of Hawk Enterprizes.


  • Ben Tennyson
  • Gwen Tennyson
  • Kevin Levin
  • Kai Green
  • Wes Green
  • Grandpa Max
  • Mike Perez
  • Julie Yamamoto
  • Ship (Flashback)
  • Ra'ad (Flashback)
  • Cooper Daniels (Flashback)
  • John Green (Kai's father)
  • Marie Green (Kai's mother)
  • Hawk


  • Darkstar
  • Simian
  • Will Harangue (discussing news about Ben getting near Kai)

Aliens Used

  • Brainstorm (Flashback)
  • Spidermonkey/Ultimate Spidermoney
  • Fourarms
  • Big Chill / Ultimate Big Chill
  • Diamondhead

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