All Sliver creatures have "{2}: This creature gets +1/+0 until end of turn."

All Sliver creatures have trample.

Sliver creatures you control get +2/+0.

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

All Sliver creatures get +1/+0.

Hellbent — As long as you have no cards in hand, Sliver creatures you control have "{T}: This creature deals 1 damage to target player or planeswalker."

Sliver creatures you control have haste. (They can attack and {T} as soon as they come under your control.)

All Sliver creatures get +2/+0.

Sliver creatures you control have "Whenever this creature deals combat damage to a player, exile the top card of your library. You may play that card this turn."

Sliver creatures you control get +2/+0.

All Sliver creatures have double strike.

All Sliver creatures have haste.

Sliver creatures you control have "{T}, Discard a card: Draw a card."

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.)

All Sliver creatures have provoke. (Whenever a Sliver attacks, its controller may have target creature defending player controls untap and block it if able.)

All Slivers have "{T}: Target Sliver creature gets +X/+0 until end of turn, where X is the number of Slivers on the battlefield."

{1}, {T}, Discard a card: Create a 1/1 colorless Sliver artifact creature token named Metallic Sliver.

Sliver creatures you control have "Whenever this creature is dealt damage, it deals that much damage to target player or planeswalker."

Sliver creatures you control have first strike. (They deal combat damage before creatures without first strike.)

Sliver creatures you control have "Whenever this creature attacks, it deals 1 damage to any target."

({T}: Add {R}.)