Imp is a mainly black creature type used for cards that depict small, pesky, bat-like lesser demons. The first creature to bear the type was Nettling Imp in Alpha.
Alpha - English Nettling Imp
Beta - English Nettling Imp
Edition Limitée - French Diablotin provocateur
Limitierte Auflage - German Quälbold
Edizione Italiana - Italian Demonietto Provocatore