The Countdown Is at One | 80 | Unstable

Set: Unstable
Rarity: R
#: 80
Creature Type or Sub Type: Sorcery
Rules Text Contains: Players play a Magic subgame, starting at 1 life and using their libraries as their decks. For the reset of the main game, if a source would deal damage to a player who didn't win the subgame, it deals double that damage to that player instead.