Death Ball Sponge

{T}: Add {U} {U}{U}{U}: Death Ball sponge becomes a 1/2 creature with: Filter {3}: {T},{3} target an attacking creature you do not control. Targeted creature now becomes an enchament creature with:Enchant Creature that has cast Filter on this card. enchanted creature has a power/toughness of x/x where x is the toughness of this card. Death Ball Sponge can Filter multiple Creatures