Bread the Calming

Whenever an enchantment enters the battlefield
under your control, look at an opponents
hand and exile a nonland card under target
enchantment you control until that enchantment
leaves the battlefield.
Enchantments you control gain, "{u}{b}{t}:
Sacrifice this permanent, you may cast one
instant or sorcery card exiled with this
permanent and spend mana
as if it was any color.