Opalescence [Urza's Destiny] Rogue Set: Legends Type: Sorcery Rarity:

Set: Legends Type: Sorcery Rarity: Rare Cost: {X}{X}{U} Discard X cards

Activate only during the end of combat step

Set: Aether Revolt Prerelease Promos Type: Artifact Creature — Construct Rarity: Rare Cost: {X}{X} Walking Ballista enters the battlefield with X +1/+1 counters on it

You may cast the copies without paying their mana costs

Flashback—Tap an untapped white creature you control

Opalescence [Urza's Destiny] Rogue Set: Legends Type: Sorcery Rarity:Set: Urza's Destiny 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.