Power Leak (73)

Mana cost
Mana value	2.0
Type	Enchantment — Aura
Rarity	common
Colors	U
EDHREC rank	27383

Enchant enchantment At the beginning of the upkeep of enchanted enchantment's controller, that player may pay any amount of mana. This Aura deals 2 damage to that player. Prevent X of that damage, where X is the amount of mana that player paid this way.