An Imp, as it appears in the classic Doom games.
An Imp is a human-sized humanoid demon, the most common of the demons. It will throw fireballs at you and, when you're too close, they'll scratch you. They're often described by Coulden as "annoying pests".
An imp's Comedy World incarnation.
Imps also appear as villains in Erika Adventures: Makron's Revenge.