Hibernation Sliver

All Slivers have "Pay 2 life: Return this permanent to its owner's hand."

Sliver

Sliver Queen

{2}: Create a 1/1 colorless Sliver creature token.

Samite Blessing

Enchant creature
Enchanted creature has "{T}: The next time a source of your choice would deal damage to target creature this turn, prevent that damage."

Spined Sliver

Whenever a Sliver becomes blocked, that Sliver gets +1/+1 until end of turn for each creature blocking it.

Victual Sliver

All Slivers have "{2}, Sacrifice this permanent: You gain 4 life."

Bullwhip

{2}, {T}: This artifact deals 1 damage to target creature. That creature attacks this turn if able.

Ensnaring Bridge

Creatures with power greater than the number of cards in your hand can't attack.

Heartstone

Activated abilities of creatures cost {1} less to activate. This effect can't reduce the mana in that cost to less than one mana.

Horn of Greed

Whenever a player plays a land, that player draws a card.

Hornet Cannon

Hornet

{3}, {T}: Create a 1/1 colorless Insect artifact creature token with flying and haste named Hornet. Destroy it at the beginning of the next end step.

Jinxed Ring

Whenever a nontoken permanent is put into your graveyard from the battlefield, this artifact deals 1 damage to you.
Sacrifice a creature: Target opponent gains control of this artifact. (This effect lasts indefinitely.)

Mox Diamond

If this artifact would enter, you may discard a land card instead. If you do, put this artifact onto the battlefield. If you don't, put it into its owner's graveyard.
{T}: Add one mana of any color.

Portcullis

Whenever a creature enters, 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 this artifact leaves the battlefield.

Scapegoat

As an additional cost to cast this spell, sacrifice a creature.
Return any number of target creatures you control to their owner's hand.

Shifting Wall

Defender (This creature can't attack.)
This creature enters with X +1/+1 counters on it.

Sword of the Chosen

{T}: Target legendary creature gets +2/+2 until end of turn.

Stronghold