CMM: Sliver Gravemother (Extended Art) (Foil) Game Supplies You may play them this

You may play them this turn

or Mountain card

and control your roll too

You may have Spark Double enter as a copy of a creature or planeswalker you control

visual way to learn the meaning of 1 + 2 = 3

CMM: Sliver Gravemother (Extended Art) (Foil) Game Supplies You may play them thisThe "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. Activate only as a sorcery.)