Chalice of the Void (Timeshifted) [Time Spiral Remastered] Magic 2011 where X is 1 plus

where X is 1 plus the sacrificed creature's converted mana cost

−1: You may sacrifice an artifact

Double strike

Set: Collectors’ Edition Type: Artifact Rarity: Rare Cost: {2} {X}: You may choose a creature card in your hand whose mana cost could be paid by some amount of

Set: Antiquities Type: Artifact Creature — Shapeshifter Rare Cost: {6} As Shapeshifter enters the battlefield

Chalice of the Void (Timeshifted) [Time Spiral Remastered] Magic 2011 where X is 1 plusSet: Time Spiral Remastered Type: Artifact Rarity: Special Cost: {X}{X} Chalice of the Void enters the battlefield with X charge counters on it. Whenever a player casts a spell with converted mana cost equal to the number of charge counters on Chalice of the Void, counter that spell.