Opalescence (Tom van de Logt) [World Championship Decks 2000] Urza's Saga You may spend blue mana

You may spend blue mana as though it were mana of any color to pay the activation costs of Quicksilver Elemental's abilities

Set: Alpha Edition Type: Sorcery Rarity: Common Cost: {X}{R} Disintegrate deals X damage to any target

You gain X life

Set: War of the Spark Promos Type: Legendary Planeswalker — Huatli Rarity: Uncommon Cost: {2}{G/W} Each creature you control assigns combat damage equal to its toughness rather than its power

Opalescence (Tom van de Logt) [World Championship Decks 2000] Urza's Saga You may spend blue manaSet: World Championship Decks 2000 Type: Enchantment Rarity: Rare Cost: {2}{W}{W} Each other non Aura enchantment is a creature in addition to its other types and has base power and base toughness each equal to its mana value.