Ward Sliver

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

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.)

Paradise Plume

As Paradise Plume enters, choose a color.
Whenever a player casts a spell of the chosen color, you may gain 1 life.
{T}: Add one mana of the chosen color.

Spirit Loop

Enchant creature you control
Whenever enchanted creature deals damage, you gain that much life.
When Spirit Loop is put into a graveyard from the battlefield, return Spirit Loop to its owner's hand.

Metallic Sliver

Gemhide Sliver

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

Shifting Sliver

Slivers can't be blocked except by Slivers.

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."

Swamp

Harmonic Sliver

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

Winged Sliver

Spined Sliver

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

Plated Sliver

Island

Victual Sliver

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

Essence Sliver

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

Watcher Sliver

Shivan Oasis

Shivan Oasis enters tapped.
{T}: Add {R} or {G}.

Quilled Sliver

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

Quick Sliver

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

Two-Headed Sliver

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

Plains

Might Sliver

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.

Bonesplitter Sliver

Forest

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.)

Fury Sliver

Spinneret Sliver

Command Tower

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

Armor Sliver

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

Urborg Volcano

Urborg Volcano enters tapped.
{T}: Add {B} or {R}.

Root Sliver

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

Talon Sliver

Brood Sliver

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