Sphere of Safety
Enchantment
{4}{W}
Mana Cost
5.0
Mana Value
-
USD Price
rare
Rarity
Oracle Text
Creatures can't attack you or planeswalkers you control unless their controller pays {X} for each of those creatures, where X is the number of enchantments you control.
Even as the barrier began to falter, the swarm grew stronger still.