Sliver Gravemother (Extended Art) (777) [Commander Masters]Rarity: M #: 777 Creature Type or Sub Type: Legendary Creature Sliver P: 6 T: 6 Rules Text Contains: The "legend rule" doesn't apply to Slivers you control. Each Sliver creature card in your graveyard has encore X, where X is its mana value. Encore 5 (5, exile this card from your graveyard: For each opponent, create a token copy that attacks that opponent this turn if able. They gain haste. Sacrifice them at the beginning of the next end step.