Errant Minion [Ice Age]

Set: Ice Age Type: Enchantment — Aura Common Cost: {2}{U} Enchant creature At the beginning of the upkeep of enchanted creature's controller, that player may pay any amount of mana. Errant Minion deals 2 damage to that player. Prevent X of that damage, where X is the amount of mana that player paid this way. Abandon not your faith when others abandon you.