Flying Whenever Derevi, Empyrial Tactician enters the battlefield or a creature you control deals combat damage to a player, you may tap or untap target permanent. {1}{G}{W}{U}: Put Derevi onto the battlefield from the command zone.
NM-Mint Foil - $2.70
Lightly Played Foil - $2.40
Moderately Played Foil - $2.20
Heavily Played Foil - $1.90
Damaged Foil - $1.40
NM-Mint Foil Non English - $2.70
Lightly Played Foil Non English - $2.40
Moderately Played Foil Non English - $2.20
Heavily Played Foil Non English - $1.90
Damaged Foil Non English - $1.40