Enchant creature
Enchanted creature gets +2/+2, has flying, and is a Demon in addition to its other types.
When Inner Demon enters the battlefield, all non-Demon creatures get -2/-2 until end of turn.
Non Foil / Near Mint - $0.43
Non Foil / Slightly Played - $0.39
Non Foil / Moderately Played - $0.34
Non Foil / Heavily Played - $0.26
Non Foil / Damaged - $0.22