Card Rules: Rulings powered by The Netrep API. 'Mage Power' includes itself , Field Spell Cards on your side of the field and monsters acting like Equip Spell Cards such as Union Monsters. If you control 'Cannon Soldier' equipped with 'Mage Power' and you activate 'Limiter Removal' then the ATK of 'Cannon Soldier' is (1400 + 500 + 500) x 2 = 4800. [Re: Union Rider] The Union Monster you equip to your 'Union Rider' is actually placed in your Spell & Trap Card Zone so it counts for you for 'Mage Power' etc. Passcode: 83746708 Set: Dark Beginnings 1 Card Number: DB1-EN245 Rarity: Ultra Rare Attribute: Spell Card Text: Increase the ATK and DEF of the equipped monster by 500 points for each Spell and Trap Card on your side of the field. Card Type: Equip Spell Name: Mage Power Edition: Unlimited