Kevin Ethan Levin, formerly known as Kevin 11, is the morally gray villainous turned heroic boyfriend of Gwen Tennyson, who appears in Alien Universe.
- All episodes except Ben 10: Invasion of the Omnitrix.
- The Sea's the Limit
- Hit and Miss (faceless due to Nightcaster's control)
- Dial Z for Zombified
- Happily Never Happened
- New Girl
- Threat or Menace
- The Alternative
- Overcoming Adversaries
- Welcome to Chronospect
- Prelude of the Unleashed
- Ben 10: Alien Universe Unleashed
- Meet the Replacements
- Hooking Up With the K's
- Fate of the Helpers
- Foreverlasting (Endgame only)
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