Quarum Trench Gnomes [Legends] Betrayers of Kamigawa / And screams of horror

/ And screams of horror rend th' affrighted skies

it produces colorless mana instead of white mana

Set: Dragons of Tarkir Prerelease Promos Type: Legendary Creature — Elder Dragon Rarity: Mythic Cost: {4}{B}{R} Flying

and that player decides whether to flip again

Draw a card

Quarum Trench Gnomes [Legends] Betrayers of Kamigawa / And screams of horrorSet: Legends Type: Creature Gnome Rare Cost: {3}{R} {T}: If target Plains is tapped for mana, it produces colorless mana instead of white mana. (This effect lasts indefinitely.) "O Great Captain, all is lost. They tunneled, they burrowed, they trenched. They sapped the strength of our defenses." Sorgus, Chronicles of the Quarum Plains