Aka : Marchosias 

Shape : in the form of a wolf (or an ox) having gryphon's wings and a serpent's tail.

Rank : Grand Marquis of Hell, fallen angel who was of the Order of Dominations. He governs 30 Legions of Spirits. 

Magic : Very helpful during fights 

Source: Aleister Crowley,Goetia, Lemegeton, Johann Wier’s Pseudomanarchia Daemonum