Copycrook 55 (Modern Horizons 3)

You may have this creature enter as a copy of any creature on the battlefield, except it has "Whenever this creature attacks, it connives." (Draw a card, then discard a card. If you discarded a nonland card, put a +1/+1 counter on this creature.)

NM - $0.70
LP - $0.70
MP - $0.70
HP - $0.70
DMG - $0.70