Case of the Trampled Garden [MKM-156]

When this Case enters the battlefield, distribute two +1/+1 counters among one or two target creatures you control. To solve — Creatures you control have total power 8 or greater. (If unsolved, solve at the beginning of your end step.) Solved — Whenever you attack, put a +1/+1 counter on target attacking creature. It gains trample until end of turn.