Quarum Trench Gnomes

: If target Plains is tapped for mana, it produces colorless mana instead of white mana. (This effect lasts indefinitely.)

Legalities

• brawl: banned
• commander: legal
• legacy: legal
• modern: legal
• pauper: legal
• pioneer: banned
• standard: banned
• vintage: legal

Rulings

• 2008-08-01:

  The ability only replaces white mana produced by the Plains. If a Plains somehow tries to produce mana of a different color (for instance, if you control a Joiner Adept), this effect will not cause it to produce colorless mana.

Links

• Scryfall
• Cardmarket
• Gatherer
• TCGplayer

Printings

• Quarum Trench Gnomes (LEG)