Vampiric Sliver

All Sliver creatures have "Whenever a creature dealt damage by this creature this turn dies, put a +1/+1 counter on this creature."

Metallic Sliver

Dementia Sliver

All Slivers have "{T}: Choose a card name. Target opponent reveals a card at random from their hand. If that card has the chosen name, that player discards it. Activate only during your turn."

Spectral Sliver

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

Ward Sliver

As Ward Sliver enters, choose a color.
All Slivers have protection from the chosen color.

Basal Sliver

All Slivers have "Sacrifice this permanent: Add {B}{B}."

Talon Sliver

Watcher Sliver

Spitting Sliver

Mesmeric Sliver

All Slivers have "When this permanent enters, you may fateseal 1." (To fateseal 1, its controller looks at the top card of an opponent's library, then they may put that card on the bottom of that library.)

Bonesplitter Sliver

Synchronous Sliver

Venser's Sliver

Mirror Entity

Changeling (This card is every creature type.)
{X}: Until end of turn, creatures you control have base power and toughness X/X and gain all creature types.

Mistform Sliver

All Slivers have "{1}: This permanent becomes the creature type of your choice in addition to its other types until end of turn."

Shard Convergence

Search your library for a Plains card, an Island card, a Swamp card, and a Mountain card. Reveal those cards, put them into your hand, then shuffle.

Prophetic Prism

When Prophetic Prism enters, draw a card.
{1}, {T}: Add one mana of any color.

Harmonic Sliver

All Slivers have "When this permanent enters, destroy target artifact or enchantment."

Leeching Sliver

Whenever a Sliver you control attacks, defending player loses 1 life.

Gemhide Sliver

All Slivers have "{T}: Add one mana of any color."

Sliver Hivelord

Sliver creatures you control have indestructible. (Damage and effects that say "destroy" don't destroy them.)

Mindlash Sliver

All Slivers have "{1}, Sacrifice this permanent: Each player discards a card."

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}.

Quick Sliver

Flash
Any player may cast Sliver spells as though they had flash.

Shadow Sliver

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

Crypt Sliver

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

Root Sliver

This spell can't be countered.
Sliver spells can't be countered.

Two-Headed Sliver

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

Meteorite

When Meteorite enters, it deals 2 damage to any target.
{T}: Add one mana of any color.

Blade Sliver

Fury Sliver

Might Sliver

Shifting Sliver

Slivers can't be blocked except by Slivers.

Hunter Sliver

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

Manalith

Quilled Sliver

All Slivers have "{T}: This permanent deals 1 damage to target attacking or blocking creature."