domri, chaos bringer

+1: add red or green. if that mana is spent to cast a creature spell, it gains riot.
-3: look at the top four cards of your library. you may reveal up to two creature cards from among them and put them into your hand. rest on bottom
-8: you get an emblem with "at the beginning of each end step create a 4/4 great beast creature token with trample"