Bobby, the Vengeful

+1: Draw a card. Then you may discard a non-land card. If you do, put a Trample or Flying counter on a creature you control.
-4: If you don't control a creature named Cthulhu, create a legendary 5/5 blue and green creature token named Cthulhu with Flying and Trample.
-7: You get an emblem with "Creatures your team controls get +1/+1 and have Trample."