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 - $11.50
Lightly Played Foil - $10.30
Moderately Played Foil - $9.20
Heavily Played Foil - $8.00
Damaged Foil - $5.80
NM-Mint Foil Non English - $11.50
Lightly Played Foil Non English - $10.30
Moderately Played Foil Non English - $9.20
Heavily Played Foil Non English - $8.00
Damaged Foil Non English - $5.80