Dormant Sliver

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

Jwar Isle Refuge

This land enters tapped.
When this land enters, you gain 1 life.
{T}: Add {U} or {B}.

Spinneret Sliver

Rakdos Guildgate

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

Thorncaster Sliver

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

Command Tower

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

Battering Sliver

Jungle Shrine

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

Plated Sliver

Basal Sliver

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

Opaline Sliver

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

Ur-Golem's Eye

Spined Sliver

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

Shifting Sliver

Slivers can't be blocked except by Slivers.

Winged Sliver

Galerider Sliver

Sliver creatures you control have flying.

Watcher Sliver

Obelisk of Bant

Metallic Sliver

Kazandu Refuge

This land enters tapped.
When this land enters, you gain 1 life.
{T}: Add {R} or {G}.

Frost Marsh

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

Necrotic Sliver

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

Boros Guildgate

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

Golgari Guildgate

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

Quilled Sliver

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

Swamp

Telekinetic Sliver

All Slivers have "{T}: Tap target permanent."

Graypelt Refuge

This land enters tapped.
When this land enters, you gain 1 life.
{T}: Add {G} or {W}.

Heart Sliver

Izzet Guildgate

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

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."

Elixir of Immortality

{2}, {T}: You gain 5 life. Shuffle this artifact and your graveyard into their owner's library.

Rogue's Passage

{T}: Add {C}.
{4}, {T}: Target creature can't be blocked this turn.

Orzhov Guildgate

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

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."

Darksteel Ingot

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

Gaea's Anthem

Plains

Gruul Guildgate

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

Transguild Promenade

This land enters tapped.
When this land enters, sacrifice it unless you pay {1}.
{T}: Add one mana of any color.

Mountain

Bear Umbra

Enchant creature
Enchanted creature gets +2/+2 and has "Whenever this creature attacks, untap all lands you control."
Umbra armor (If enchanted creature would be destroyed, instead remove all damage from it and destroy this Aura.)

Ward Sliver

As this creature enters, choose a color.
All Slivers have protection from the chosen color.

Temple of the False God

{T}: Add {C}{C}. Activate only if you control five or more lands.

Darkheart Sliver

All Slivers have "Sacrifice this permanent: You gain 3 life."

Elfhame Palace

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

Mind's Eye

Whenever an opponent draws a card, you may pay {1}. If you do, draw a card.

Reflex Sliver

Body Double

You may have this creature enter as a copy of any creature card in a graveyard.

Highland Weald

Two-Headed Sliver

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

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.)

Talon Sliver

Joiner Adept

Lands you control have "{T}: Add one mana of any color."

Obelisk of Grixis

Door of Destinies

As this artifact enters, choose a creature type.
Whenever you cast a spell of the chosen type, put a charge counter on this artifact.
Creatures you control of the chosen type get +1/+1 for each charge counter on this artifact.

Selesnya Guildgate

Sinew Sliver

Forest

Simic Guildgate

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

Quicksilver Amulet

{4}, {T}: You may put a creature card from your hand onto the battlefield.

Celestial Mantle

Enchant creature
Enchanted creature gets +3/+3.
Whenever enchanted creature deals combat damage to a player, double its controller's life total.

Blade Sliver

Crypt Sliver

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

Harmonic Sliver

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

Horned Sliver

Farsight Mask

Whenever a source an opponent controls deals damage to you, if this artifact is untapped, you may draw a card.

Sliver Overlord

{3}: Search your library for a Sliver card, reveal that card, put it into your hand, then shuffle.
{3}: Gain control of target Sliver. (This effect lasts indefinitely.)

Seaside Citadel

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

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.)

Boreal Shelf

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

Toxin Sliver

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

Essence Sliver

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

Fury Sliver

Sejiri Refuge

This land enters tapped.
When this land enters, you gain 1 life.
{T}: Add {W} or {U}.

Cathars' Crusade

Whenever a creature you control enters, put a +1/+1 counter on each creature you control.

Sliver Legion

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

Gemhide Sliver

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

Noble Purpose

Whenever a creature you control deals combat damage, you gain that much life.

Dimir Guildgate

Garruk, Caller of Beasts

+1: Reveal the top five cards of your library. Put all creature cards revealed this way into your hand and the rest on the bottom of your library in any order.
−3: You may put a green creature card from your hand onto the battlefield.
−7: You get an emblem with "Whenever you cast a creature spell, you may search your library for a creature card, put it onto the battlefield, then shuffle."

Quick Sliver

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

Island

Sol Ring

Primal Surge

Exile the top card of your library. If it's a permanent card, you may put it onto the battlefield. If you do, repeat this process.

Coat of Arms

Each creature gets +1/+1 for each other creature on the battlefield that shares at least one creature type with it. (For example, if two Goblin Warriors and a Goblin Shaman are on the battlefield, each gets +2/+2.)

Screeching Sliver

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

Synchronous Sliver

Brood Sliver

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

Azorius Guildgate

Crumbling Necropolis

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

Detention Sphere

When this enchantment enters, you may exile target nonland permanent not named Detention Sphere and all other permanents with the same name as that permanent.
When this enchantment leaves the battlefield, return the exiled cards to the battlefield under their owner's control.

Root Sliver

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

Spitting Sliver

Bonesplitter Sliver

Akoum Refuge

This land enters tapped.
When this land enters, you gain 1 life.
{T}: Add {B} or {R}.