Monk Gyatso 81 (Avatar: The Last Airbender: Eternal-Legal)

Whenever another creature you control becomes the target of a spell or ability, you may airbend that creature. (Exile it. While it's exiled, its owner may cast it for {2} rather than its mana cost.)

NM - $11.80
LP - $9.50
MP - $7.10
HP - $4.80
DMG - $2.40