Vampiric Sanctum

Cumulative upkeep—Pay 2 life. (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.) Prevent all damage that would be dealt to creatures you control.

Enchant creature Whenever enchanted creature deals damage, you gain that much life.

: This creature deals X damage to each creature and each player. Spend only black mana on X.