The Enforcer Alien's species are an unnamed species from an unknown planet.
This species is fat with grey skin, 4 or 5 red, yellow, or pink eyes (similar to a Lepidopterran's), and they have warts on their shoulders.
- Enforcer Alien
- Two members in Vreedle, Vreedle
- One member in ...Nor Iron Bars a Cage
- Unknown (the Omnitrix's DNA sample of this species)