The priest who walked into the bar

Cleric spells you cast cost less to cast. This effect reduces only the amount of colored mana you pay. (For example, if you cast a Cleric spell with mana cost , it costs to cast.)

Prevent all combat damage that would be dealt this turn.

Whenever a permanent other than this enchantment is put into a graveyard from the battlefield, this enchantment deals 1 damage to each creature and each player. When no creatures are on the battlefield, sacrifice this enchantment.