Sentinel Sliver

Sliver creatures you control have vigilance. (Attacking doesn't cause them to tap.)

Ancient Ziggurat

{T}: Add one mana of any color. Spend this mana only to cast a creature spell.

Island

Predatory Sliver

Cleaving Sliver

Meteor Crater

{T}: Choose a color of a permanent you control. Add one mana of that color.

Homing Sliver

Each Sliver card in each player's hand has slivercycling {3}.
Slivercycling {3} ({3}, Discard this card: Search your library for a Sliver card, reveal it, put it into your hand, then shuffle.)

Mnemonic Sliver

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

Swamp

Forest

Crypt Sliver

All Slivers have "{T}: Regenerate target Sliver."

Bonesplitter Sliver

Winged Sliver

Mountain

Unclaimed Territory

As Unclaimed Territory enters, choose a creature type.
{T}: Add {C}.
{T}: Add one mana of any color. Spend this mana only to cast a creature spell of the chosen type.

Plains

Lancer Sliver

Sliver creatures you control have first strike.

Two-Headed Sliver

All Sliver creatures have menace. (They can't be blocked except by two or more creatures.)