Gaden, Planar Defender

+2: Destroy target artifact or enchantment. Then create a 3/1 Red Elemental Creature Token with trample.
-3: Gain control of 3 target lands, then sacrifice any number of lands. For each land sacrificed this way, destroy a creature.
-13: Exile all permanents, then create a 30/30 Green and White Elemental Avatar creature token with indestructible and trample.