Barbed Sliver

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

Sidewinder Sliver

All Sliver creatures have flanking. (Whenever a creature without flanking blocks a Sliver, the blocking creature gets -1/-1 until end of turn.)

Brood Sliver

Whenever a Sliver deals combat damage to a player, its controller may create a 1/1 colorless Sliver creature token.

Mox Amber

{T}: Add one mana of any color among legendary creatures and planeswalkers you control.

Acidic Sliver

All Slivers have "{2}, Sacrifice this permanent: This permanent deals 2 damage to any target."

Crypt Sliver

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

Manor Gate

Manor Gate enters tapped.
As Manor Gate enters, choose a color other than green.
{T}: Add {G} or one mana of the chosen color.

Quick Sliver

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

Mindwhip Sliver

All Slivers have "{2}, Sacrifice this permanent: Target player discards a card at random. Activate only as a sorcery."

Azorius Guildgate

This land enters tapped.
{T}: Add {W} or {U}.

Izzet Guildgate

Izzet Guildgate enters tapped.
{T}: Add {U} or {R}.

Boros Guildgate

This land enters tapped.
{T}: Add {R} or {W}.

Winged Sliver

Ward Sliver

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

Pulmonic Sliver

All Sliver creatures have flying.
All Slivers have "If this permanent would be put into a graveyard, you may put it on top of its owner's library instead."

Hibernation Sliver

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

Swamp

Mountain

Psionic Sliver

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

Spitting Sliver

Reflex Sliver

Plated Sliver

Talon Sliver

Gruul Guildgate

This land enters tapped.
{T}: Add {R} or {G}.

Sliver Hivelord

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

Heap Gate

{T}: Add {C}.
{1}, {T}: Add one mana of any color.
{1}, {T}, Tap an untapped Gate you control: Create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

Arcane Signet

{T}: Add one mana of any color in your commander's color identity.

Cautery Sliver

All Slivers have "{1}, Sacrifice this permanent: This permanent deals 1 damage to any target."
All Slivers have "{1}, Sacrifice this permanent: Prevent the next 1 damage that would be dealt to target player, planeswalker, or Sliver creature this turn."

Armor Sliver

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

The First Sliver

Cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom in a random order.)
Sliver spells you cast have cascade.

Island

Shadow Sliver

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

Mnemonic Sliver

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

Darksteel Ingot

Indestructible (Effects that say "destroy" don't destroy this artifact.)
{T}: Add one mana of any color.

Golgari Guildgate

This land enters tapped.
{T}: Add {B} or {G}.

Selesnya Guildgate

This land enters tapped.
{T}: Add {G} or {W}.

Syphon Sliver

Sliver creatures you control have lifelink. (Damage dealt by a Sliver creature you control also causes you to gain that much life.)

Command Tower

Spectral Sliver

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

Dimir Guildgate

This land enters tapped.
{T}: Add {U} or {B}.

Firewake Sliver

All Sliver creatures have haste.
All Slivers have "{1}, Sacrifice this permanent: Target Sliver creature gets +2/+2 until end of turn."

Victual Sliver

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

Fungus Sliver

All Sliver creatures have "Whenever this creature is dealt damage, put a +1/+1 counter on it." (It must survive the damage to get the counter.)

Crystalline Sliver

All Slivers have shroud. (They can't be the targets of spells or abilities.)

Necrotic Sliver

All Slivers have "{3}, Sacrifice this permanent: Destroy target permanent."

Opaline Sliver

All Slivers have "Whenever this permanent becomes the target of a spell an opponent controls, you may draw a card."

Sedge Sliver

All Sliver creatures have "This creature gets +1/+1 as long as you control a Swamp."
All Slivers have "{B}: Regenerate this permanent." (The next time it would be destroyed this turn, instead tap it, remove it from combat, and heal all damage on it.)

Toxin Sliver

Whenever a Sliver deals combat damage to a creature, destroy that creature. It can't be regenerated.

Horned Sliver

Mindlash Sliver

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

Sinew Sliver

Blade Sliver

Ghostflame Sliver

Synchronous Sliver

Watcher Sliver

Essence Sliver

Whenever a Sliver deals damage, its controller gains that much life.

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."

Harmonic Sliver

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

Dormant Sliver

All Sliver creatures have defender.
All Slivers have "When this permanent enters, draw a card."

Frenetic Sliver

All Slivers have "{0}: If this permanent is on the battlefield, flip a coin. If you win the flip, exile this permanent and return it to the battlefield under its owner's control at the beginning of the next end step. If you lose the flip, sacrifice it."

Plains

Heart Sliver

Reliquary Tower

You have no maximum hand size.
{T}: Add {C}.

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.)

Synapse Sliver

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

Sliver Legion

All Sliver creatures get +1/+1 for each other Sliver on the battlefield.

Poultice Sliver

All Slivers have "{2}, {T}: Regenerate target Sliver." (The next time that Sliver would be destroyed this turn, instead tap it, remove it from combat, and heal all damage on it.)

Clot Sliver

All Slivers have "{2}: Regenerate this permanent."

Orzhov Guildgate

This land enters tapped.
{T}: Add {W} or {B}.

Muscle Sliver

Lava Coil

Lava Coil deals 4 damage to target creature. If that creature would die this turn, exile it instead.

Magma Sliver

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

Screeching Sliver

All Slivers have "{T}: Target player mills a card."

Root Sliver

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

Battering Sliver

Shifting Sliver

Slivers can't be blocked except by Slivers.

Fury Sliver

Spined Sliver

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

Forest

Exile

Exile target nonwhite attacking creature. You gain life equal to its toughness.

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."