Underworld Dreams [Legends] Elemental its controller adds an additional

its controller adds an additional one mana of that color

If you can't

As Blood Crypt enters the battlefield

Set: Judge Gift Cards 2010 Type: Artifact Creature — Phyrexian Dreadnought Rarity: Rare Cost: {1} Trample

Set: New Phyrexia Type: Artifact Rarity: Rare Cost: {4} Untap all artifacts you control during each other player's untap step

Underworld Dreams [Legends] Elemental its controller adds an additionalSet: Legends Type: Enchantment Rarity: Uncommon Cost: {B}{B}{B} Whenever an opponent draws a card, Underworld Dreams deals 1 damage to that player. "In the drowsy dark cave of the mind dreams build their nest with fragments dropped from day's caravan." Rabindranath Tagore