Deven, Ravnica's Champion

: Deven, Ravnica's Champion is all colors, and can only be attacked by two or more creatures.
+1: Reveal the top card of your library. If it's a creature, you gain life equal to its converted mana cost. Otherwise, put it into your hand.
-X: Create X 2/2 Human Warrior tokens that are all colors. You may have a Warrior creature you control fight another creature you don't control.