Power Infusion Power Infusion is a 4 Mana Cost Common Priest Spell card from the Legacy set! Card Text Give a minion +2/+6. Flavor Text It infuses, it enthuses, it amuses! Mana Cost: 4 Crafting Cost: 40 / 400 (Golden) Arcane Dust Gained: 5 / 50 (Golden) Rarity: CommonClass: PriestCard Type: SpellSchool: HolySet: Legacy Mechanics: Buff Minion Tweet Rate this Card Rate this item:1.002.003.004.005.00Submit Rating Rating: 2.7/5. From 71 votes. Please wait... By: Stonekeep - March 17, 2020 - Updated: 2 years ago