Gerdara, Anger Incarnate

: When Gerdara, Anger Incarnate enters the battlefield, Gerdara deals X damage to each creature and each player.
+2: Each player creates a 3/2 red spawn creature token with "At the beginning of combat this creature fights another target creature".
-8: You get an emblem with "Whenever a creature attacks you you may pay 2 mana. If you do that creature deals damage to itself equal to its power"