Voltaic Key [Urza's Saga]Set: Urza's Saga Type: Artifact Rarity: Uncommon Cost: {1} {1}, {T}: Untap target artifact. The key did not work on a single lock, yet it opened many doors.

Set: POP Series 1 Type: Fighting Rarity: Ultra Rare Retreat cost: Colorless

Set: EX: Deoxys Type: Water Rarity: Rare Retreat cost: Colorless

that ability triggers an additional time

• 1 Greven

Set: XY: Black Star Promos Type: Metal Rarity: Promo Retreat cost: Colorless

Set: Diamond & Pearl: Mysterious Treasures Type: Colorless Rarity: Uncommon Retreat cost: Colorless

William Shakespeare

Set: EX: Legend Maker Type: Colorless Rarity: Holo Rare Retreat cost: 0

they discard 2 cards

Combo - If Mugenshi: RELEASE was the last attack this combat chain

Set: Tenth Edition Type: Instant Rarity: Rare Cost: {U}{U} Copy target instant or sorcery spell

Set: Neo Destiny 1st Edition Type: Metal Rarity: Secret Rare Retreat cost: Colorless