Sphere of Purity [Mirrodin] Kor Artificer You can only use this

You can only use this effect of "Oafdragon Magician" once per turn

•When this card destroys a monster by battle and sends it to the Graveyard: You can detach 1 Xyz Material from this card

Set: Avacyn Restored Type: Land Rarity: Rare As Cavern of Souls enters the battlefield

if this card is in the GY because it was sent there this turn: You can Special Summon 1 "Blue-Eyes" monster from your Deck

Set: Legendary Duelists: Season 1 Card type: Continuous Trap Rarity: Common Once per turn

Sphere of Purity [Mirrodin] Kor Artificer You can only use thisSet: Mirrodin Type: Enchantment Rarity: Common Cost: {3}{W} If an artifact would deal damage to you, prevent 1 of that damage. Purity rejects artifice.