Derevi, Empyrial Tactician 186 (Commander 2013)

Flying When Derevi enters and whenever 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 - $18.80
LP - $15.00
MP - $11.30
HP - $7.50
DMG - $3.80