Corrupted Crossroads
From Modern Horizons 3 Commander set
Corrupted Crossroads
Land
: Add . ( represents colorless mana.)
, Pay 1 life: Add one mana of any color. Spend this mana only to cast a spell with devoid.
Rulings
- The mana produced by the last ability can’t be spent on a colorless spell unless that spell specifically has the devoid ability.