Shrek-God of the Swamp

X: Add X loyalty Counters where X is the amount of mana used for the X cost. To use this ability again tap X mana after your Up-Keep
-10: Exile Target card.If that cards mana cost has any of the same symbols on this card it comes back to play under your control when it dies exile it
-X: Wipe all Creatures, Enchantments, Artifacts, and Equipments off board unless each player takes 15 life. X= 50