Flanking (Whenever a creature without flanking blocks this creature, the blocking creature gets -1/-1 until end of turn.) When Knight of the Mists enters the battlefield, you may pay {U}. If you don't, destroy target Knight and it can't be regenerated.
Near Mint - $0.70
Lightly Played - $0.60
Played - $0.50
Heavily Played - $0.40
Damaged - $0.40
Near Mint Non-English - $0.70
Lightly Played Non-English - $0.60
Played Non-English - $0.50
Heavily Played Non-English - $0.40
Damaged Non-English - $0.40