All Slivers have "{2}, Sacrifice this permanent: You gain 4 life."
"We are kinfolk," explained Karn to the sliver queen. "Just as you need your progeny to complete you, so do I need the pieces of the Legacy to make me whole."
Whenever a nontoken permanent is put into your graveyard from the battlefield, Jinxed Ring deals 1 damage to you. Sacrifice a creature: Target opponent gains control of Jinxed Ring.
If Mox Diamond would enter the battlefield, you may discard a land card instead. If you do, put Mox Diamond onto the battlefield. If you don't, put it into its owner's graveyard. {T}: Add one mana of any color.
Whenever a creature enters the battlefield, if there are two or more other creatures on the battlefield, exile that creature. Return that card to the battlefield under its owner's control when Portcullis leaves the battlefield.
As Volrath's Laboratory enters the battlefield, choose a color and a creature type. {5}, {T}: Create a 2/2 creature token of the chosen color and type.