Energy Tap Tweet NM-Mint, English, limit 12 $1.29 / $1.68 credit Buy This Product Details Color: Blue Card Text: Tap target untapped creature you control. If you do, add X to your mana pool, where X is that creature's converted mana cost. Rarity: C Cost: U Card Type: Sorcery Name: Energy Tap Finish: Regular Set Name: Legends