Xoxer, Mardu Fanatic

+1: When a Non-token creature you control attacks this turn, create two 1/1 red Goblin creature tokens that are tapped and attacking.
-3: Each opponent sacrifices a creature. You gain 2 life for each creature sacrificed.
-7: You gain an Emblem with "Creatures you control get +1/+1, vigilance, lifelink, and haste during your turn."