Winged Sliver

Galerider Sliver

Sliver creatures you control have flying.

Shifting Sliver

Slivers can't be blocked except by Slivers.

Mnemonic Sliver

All Slivers have "{2}, Sacrifice this permanent: Draw a card."

Synapse Sliver

Whenever a Sliver deals combat damage to a player, its controller may draw a card.

Island

Diffusion Sliver

Whenever a Sliver creature you control becomes the target of a spell or ability an opponent controls, counter that spell or ability unless its controller pays {2}.

Shadow Sliver

All Sliver creatures have shadow. (They can block or be blocked by only creatures with shadow.)

Psionic Sliver

All Sliver creatures have "{T}: This creature deals 2 damage to any target and 3 damage to itself."

Synchronous Sliver

Scuttling Sliver

Sliver creatures you control have "{2}: Untap this creature."

Thriving Isle

Thriving Isle enters tapped. As it enters, choose a color other than blue.
{T}: Add {U} or one mana of the chosen color.