Forgottens' Siege

X target creatures you control gain +2/+2, when this creature attacks this turn deal 1 damage to target non-attacking creature, and when this creature dies this turn put a +1/+1 counter on another target creature you control.
"You may have forgotten us, but we will never forget you! Every time you strike one of us down we remember, every time more come to us we remember, and every time you forget us we remember!" -Horde of the Forgotten