Furnace of Rath [Planechase] BW88 You may spend mana as

You may spend mana as though it were mana of any color to activate those abilities

Set: XY: Fates Collide Type: Fairy Rarity: Ultra Rare Retreat cost: Colorless

Set: Aquapolis Type: Psychic Rarity: Rare

Set: EX: Dragon Type: Water Rarity: Promo Retreat cost: Colorless

She did not recognize it when it came hissing to her side

Furnace of Rath [Planechase] BW88 You may spend mana asSet: Planechase Type: Enchantment Rarity: Rare Cost: {1}{R}{R}{R} If a source would deal damage to a permanent or player, it deals double that damage to that permanent or player instead. The furnace awaits the next master who would stoke the fires of apocalypse.