Feedback Tweet NM-Mint, English, limit 4 $0.50 / $0.60 credit Light Play, English, limit 4 $0.38 / $0.46 credit Buy This Product Details Color: Blue Card Text: Enchant enchantment At the beginning of the upkeep of enchanted enchantment's controller, Feedback deals 1 damage to that player. Rarity: U Cost: 2U Card Type: Enchantment - Aura Name: Feedback Finish: Regular Set Name: Unlimited