Urza's Power Plant (Boiling Rock) [Antiquities] Scheme the player can activate mana

the player can activate mana abilities only if they're from lands that player controls and only if mana they produce is spent to activate other mana abilities of lands the player controls and/or to play that card

Set: Fate Reforged Prerelease Promos Type: Legendary Creature — Dragon Rarity: Rare Cost: {5}{R}{G} Flying

and they shall wound your feet and make you crawl

Exile this card from your graveyard: Create a token that's a copy of it

Set: Shadowmoor Type: Land Rarity: Rare {T}: Add one mana of any type that a land you control could produce

Urza's Power Plant (Boiling Rock) [Antiquities] Scheme the player can activate manaSet: Antiquities Type: Land Urza's Power Plant Rarity: Uncommon {T}: Add {C}. If you control an Urza's Mine and an Urza's Tower, add {C}{C} instead. Artifact construction required immense resources.