Mox Opal [Modern Masters 2015]Set: Modern Masters 2015 Type: Legendary Artifact Rarity: Mythic Cost: {0} Metalcraft {T}: Add one mana of any color. Activate only if you control three or more artifacts. The suns of Mirrodin have shone upon perfection only once.

Set: Arena League 1999 Type: Basic Land — Forest Rarity: Rare ({T}: Add {G}

Set: HeartGold & SoulSilver: Base Set Type: Item Rarity: Promo

Set: Arcane Rising Unlimited Edition: Unlimited Finish: Rainbow Foil Type: Equipment Subtype: Head Rarity: Legendary Class: Ranger Once per Turn Action - Turn a face down card in your arsenal face up: Opt 1

this unique mechanism extracts power from a carefully prepared gemstone

Set: Asia Pacific Land Program Type: Basic Land — Plains Rarity: Common ({T}: Add {W}

Arcane Barrier 1 (If your hero would be dealt arcane damage

When there are no creatures on the battlefield

Set: Arabian Nights Type: Artifact Creature — Spirit Rarity: Rare Cost: {4} Flying (This creature can't be blocked except by creatures with flying or reach

Set: Beta Edition Type: Land — Island Swamp Rarity: Rare ({T}: Add {U} or {B}

Set: EX: FireRed & LeafGreen Type: Grass Rarity: Rare Retreat cost: Colorless

Each land with an activated ability that isn't a mana ability doesn't untap during its controller's untap step

Set: Battle for Zendikar Type: Legendary Creature — Eldrazi Rarity: Mythic Cost: {10} When you cast this spell