Hypnoduck is an unused alien. Anyone can use him. He appears in Ben 10: Stupidity Force as one of Ben's new random aliens unlocked by Azmuth.

Hypnoduck by Dan
Powers
- Hypnotizing people
- Flight(he is a duck)
- Shooting lasers from his eyes.
Weaknesses
- Can't hypnotize morons or geniuses
- Can be eaten
Species and Planet
Species: Anatidaen
Planet: Anatidaea
Appearance
He is exactly like a normal green duck.
Appearances
- More Aliens! (debut)
Trivia
- He has the same species as Melvin from Plumbers.
- He will first appear in Warriors of Time II: Revenge of the Villains by Dan, because he scanned Melvin.