Ebony Fly 60 (Commander: Adventures in the Forgotten Realms)

This artifact enters tapped. {T}: Add {C}. {4}: Roll a d6. Until end of turn, you may have this artifact become an X/X Insect artifact creature with flying, where X is the result. Whenever this artifact attacks, another target attacking creature gains flying until end of turn.

NM - $1.40
LP - $1.10
MP - $0.90
HP - $0.70
DMG - $0.70