Autorit'a Infinita{W}{W}{W}
Enchantment — Aura
Enchant creature
Whenever enchanted creature blocks or becomes blocked by a creature with toughness 3 or less, destroy the other creature at end of combat. At the beginning of the next end step, if that creature was destroyed this way, put a +1/+1 counter on the first creature.
Artist: Douglas Shuler