Cavern of Souls

As this land enters, choose a creature type.
{T}: Add {C}.
{T}: Add one mana of any color. Spend this mana only to cast a creature spell of the chosen type, and that spell can't be countered.

Command Tower

Tower Winder

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

Sliver

Sliver Hive

{T}: Add {C}.
{T}: Add one mana of any color. Spend this mana only to cast a Sliver spell.
{5}, {T}: Create a 1/1 colorless Sliver creature token. Activate only if you control a Sliver.

Spirit

Forbidden Orchard

{T}: Add one mana of any color.
Whenever you tap this land for mana, target opponent creates a 1/1 colorless Spirit creature token.

Crystal Vein

{T}: Add {C}.
{T}, Sacrifice this land: Add {C}{C}.

Gale stared into the pool and saw a stranger. The similarities were uncanny, but it was not him.

Reflecting Pool

{T}: Add one mana of any type that a land you control could produce.

"When you can't find your way home, find home where you can."
—Rho, veteran hero

Exotic Orchard

{T}: Add one mana of any color that a land an opponent controls could produce.

It's like the future's a party that these brothers just crashed . . .

City of Brass

Whenever this land becomes tapped, it deals 1 damage to you.
{T}: Add one mana of any color.

Five rivers encircle Theros, flowing with waters more ancient than the world itself.

Mana Confluence

{T}, Pay 1 life: Add one mana of any color.

There is beauty in the uncertainty of potential.

Prismatic Vista

{T}, Pay 1 life, Sacrifice this land: Search your library for a basic land card, put it onto the battlefield, then shuffle.

An underground paradise, bright and thriving beneath the surface of Ixalan.

Windswept Heath

{T}, Pay 1 life, Sacrifice this land: Search your library for a Forest or Plains card, put it onto the battlefield, then shuffle.

Preponderant Pearl

Flooded Strand

Once a prosperous Vantress town, now swept clean and reclaimed by the waters of the wilds.

{T}, Pay 1 life, Sacrifice this land: Search your library for a Plains or Island card, put it onto the battlefield, then shuffle.

A graveyard for conquerors and conquered alike.

Bloodstained Mire

{T}, Pay 1 life, Sacrifice this land: Search your library for a Swamp or Mountain card, put it onto the battlefield, then shuffle.

A warped gateway that seeps toxins and malevolence into the waters around Towashi.

Polluted Delta

{T}, Pay 1 life, Sacrifice this land: Search your library for an Island or Swamp card, put it onto the battlefield, then shuffle.

Home and hunting ground for Kaldheim's fearsome trolls.

Wooded Foothills

{T}, Pay 1 life, Sacrifice this land: Search your library for a Mountain or Forest card, put it onto the battlefield, then shuffle.

Verdant Catacombs

{T}, Pay 1 life, Sacrifice this land: Search your library for a Swamp or Forest card, put it onto the battlefield, then shuffle.

Marsh Flats

{T}, Pay 1 life, Sacrifice this land: Search your library for a Plains or Swamp card, put it onto the battlefield, then shuffle.

The gate of every kithkin doun is a cunning trap, intended to spill visitors into an oubliette from which there is no escape.

Mystic Gate

{T}: Add {C}.
{W/U}, {T}: Add {W}{W}, {W}{U}, or {U}{U}.

Without the care of the tideshapers, the Lanes lie neglected. Some have flooded entire towns; others dried to cracked mud.

Sunken Ruins

{T}: Add {C}.
{U/B}, {T}: Add {U}{U}, {U}{B}, or {B}{B}.

"They never found the body of young Josu, or that of his murderous sister."
—"The Fall of the House of Vess"

Woodland Cemetery

This land enters tapped unless you control a Swamp or a Forest.
{T}: Add {B} or {G}.

The merrow was vending her wares when the skies darkened, then she sharply raised her prices.

Hallowed Fountain

({T}: Add {W} or {U}.)
As this land enters, you may pay 2 life. If you don't, it enters tapped.

"Log 1.7.618: Starshadow, a relic of a culture lost to calamity. Its people were eradicated in a single day—but by what?"
—*Maisie's Edge Chronicles*

Godless Shrine

({T}: Add {W} or {B}.)
As this land enters, you may pay 2 life. If you don't, it enters tapped.

"Log 2.9.089: Lammuat, the cemetery moon of salvage and secrets. Could be profitable for those brave enough to plumb its recesses."
—*Maisie's Edge Chronicles*

Watery Grave

({T}: Add {U} or {B}.)
As this land enters, you may pay 2 life. If you don't, it enters tapped.

The elf was disgusted by the bramble before him when the skies darkened, then he stepped closer to observe the wild beauty.

Overgrown Tomb

({T}: Add {B} or {G}.)
As this land enters, you may pay 2 life. If you don't, it enters tapped.

Serra's blessing lies strongest upon Sursi, where her holy chapels are untouched even as evil encroaches.

Isolated Chapel

This land enters tapped unless you control a Plains or a Swamp.
{T}: Add {W} or {B}.

Murky Otarian tides hide the forgotten treacheries of the Phyrexian war.

Darkwater Catacombs

None can tell how many vessels are tangled up on the sea floor—or how much treasure remains unclaimed.

Drowned Catacomb

This land enters tapped unless you control an Island or a Swamp.
{T}: Add {U} or {B}.

Plains

Island

Swamp

Forest

Gilt-Leaf Alchemist

Mountain

Squee had been disemboweled many times before, but never by something so stunningly beautiful.

Gemhide Sliver

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

Their pearlescent scales are highly sought after by those who lack the instincts for self-preservation.

Manaweft Sliver

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

No matter how much the slivers change, their collective might remains.

Predatory Sliver

As the muscle cords of the creature twitched, Hanna saw an unsettling unanimity in the others' rippling flesh. She didn't know what it meant, but she urged Sisay to keep the ship at a safe distance.

Sinew Sliver

"I wish we'd never visited that accursed hive. Even here, surrounded by nothing but clouds, I swear I can still hear the horrible clicking, slithering sounds."
—Monihan, aerial surveyor

Galerider Sliver

Sliver creatures you control have flying.

Traveling across the desert alone, you might assume you'd see them coming, but that would be your third mistake.

Blur Sliver

Sliver creatures you control have haste. (They can attack and {T} as soon as they come under your control.)

There is no such thing as surprising a sliver.

Striking Sliver

Sliver creatures you control have first strike. (They deal combat damage before creatures without first strike.)

"Nine hells! How does something with no eyes see so far?"
—Max, Benalish scout

Sentinel Sliver

Sliver creatures you control have vigilance. (Attacking doesn't cause them to tap.)

Mogglings have been known to play ball with hibernating slivers, completely unaware of their true nature.

Hibernation Sliver

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

"This sliver comes into the world a perfect predator. It's ready to hunt and devour its first meal within seconds of hatching."
—Rukarumel, field journal

Reflex Sliver

Though Volrath is long dead, the slivers have become everything he wanted them to be: mindless instruments of destruction and despair.

Necrotic Sliver

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

The first sliver burst against the cave wall, and others piled in behind to deepen the new tunnel.

Acidic Sliver

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

Homing Sliver

Each Sliver card in each player's hand has slivercycling {3}.
Slivercycling {3} ({3}, Discard this card: Search your library for a Sliver card, reveal it, put it into your hand, then shuffle.)

"Species XR17 feeds upon the mental energies of its victims. This explains why the goblins remain unaffected."
—Riptide Project researcher

Synapse Sliver

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

The first wave of slivers perished from the Riptide wizards' magic. The second wave shrugged off their spells like water.

Ward Sliver

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

Newborn slivers will sometimes wrap themselves playfully around a human's finger. They grow out of the "playful" part.

Constricting Sliver

Sliver creatures you control have "When this creature enters, you may exile target creature an opponent controls until this creature leaves the battlefield."

Bred as living shields, these slivers have proven unruly—they know they cannot be caught.

Crystalline Sliver

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

In far-off Shadowmoor, her kin lifted their heads to a refrain they could not hear.

Distant Melody

Choose a creature type. Draw a card for each permanent you control of that type.

The chant was incomprehensible, but its power was unmistakable.

Cryptolith Rite

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

Kindred Summons

Choose a creature type. Reveal cards from the top of your library until you reveal X creature cards of the chosen type, where X is the number of creatures you control of that type. Put those cards onto the battlefield, then shuffle the rest of the revealed cards into your library.

Beast

Beast Within

"Monsters dwell in every heart. We only think civilization tames them."
―Euphemia, Nexus watcher

Destroy target permanent. Its controller creates a 3/3 green Beast creature token.

Legend speaks of the lost coastal polis of Olantin, whose inhabitants' hubris enraged the sun god Heliod.

Wrath of God

Destroy all creatures. They can't be regenerated.

The Time Scepter can not only control time, but bend reality itself. Its master could rule all of reality, rewriting history to suit their whims.

Chromatic Lantern

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

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.)

Herald's Horn

As this artifact enters, choose a creature type.
Creature spells you cast of the chosen type cost {1} less to cast.
At the beginning of your upkeep, look at the top card of your library. If it's a creature card of the chosen type, you may reveal it and put it into your hand.

"Our recruitment drives are bringing in fewer fresh troops every day. We need a new strategy."
—Urza, to Tawnos

Urza's Incubator

As this artifact enters, choose a creature type.
Creature spells of the chosen type cost {2} less to cast.

Rat King, Verminister

Disappear — At the beginning of your end step, if a permanent left the battlefield under your control this turn, create a 1/1 black Rat creature token and put a +1/+1 counter on Rat King.
{T}, Sacrifice three Rats: Return target creature card and all other cards with the same name as that card from your graveyard to the battlefield tapped.

Its call disrupts the delicate balance of the inner ear, disorienting intruders without direct confrontation.

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}.

The venom softens tissue and liquefies internal organs, allowing the slivers to feed freely without wasting time chewing.

Venom Sliver

Sliver creatures you control have deathtouch. (Any amount of damage a creature with deathtouch deals to a creature is enough to destroy it.)

"You've gotta give it your all because anything less won't get the job done."

Continue?

Choose up to four target creature cards in your graveyard that were put there from the battlefield this turn. Return them to the battlefield.

"Everything around here has cut a deal with gravity."
—Gerrard of the Weatherlight

Winged Sliver

Thrumming Hivepool

"I'll never escape this rock, but I fear they will."
—Decrypted log 4.11

Affinity for Slivers (This spell costs {1} less to cast for each Sliver you control.)
Slivers you control have double strike and haste.
At the beginning of your upkeep, create two 1/1 colorless Sliver creature tokens.

Between ninjas, mutants, and alien bases, the subterranean housing market is shockingly competitive.

Hidden Hideout

This land enters tapped.
{T}: Add one mana of any color in your commander's color identity.
{2}, {T}: Target creature you control with a counter on it gains lifelink until end of turn.

"It seems docile enough. Perhaps we could train it to reap the grain—it would be the easiest harvest season of our lives!"
—Georgina, farmer, now deceased

Bonescythe Sliver

Sliver creatures you control have double strike. (They deal both first-strike and regular combat damage.)

Everything Pizza

When this artifact enters, search your library for a basic land card, reveal it, put it into your hand, then shuffle.
{2}{W}{U}{B}{R}{G}, {T}, Sacrifice this artifact: Target player gains 3 life and draws a card. Each of your opponents discards a card. This artifact deals 3 damage to any target. Put three +1/+1 counters on up to one target creature.

Once the last few slivers the Riptide Project controlled were dead, there was nothing to keep the island from being completely overrun.

Shifting Sliver

Slivers can't be blocked except by Slivers.

The directors of the Riptide Project wanted instant results on the sliver experiments. They got their wish.

Quick Sliver

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

Brood Sliver

Within weeks, more slivers nested in Otaria than ever existed on Rath.

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

Forked tails rustled. Talons clicked. A lone sliver streaked overhead like jagged lightning, and the hive thundered.

Cloudshredder Sliver

Sliver creatures you control have flying and haste.

The hive knows no fear or mercy, only hunger.

Syphon Sliver

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

When a species becomes so dominant that no other can compete, evolution gets creative.

Two-Headed Sliver

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

With thistle, quill, twig, and beak, the finest artisans of each animalfolk society stitched unique quilts, patched together as a symbol of harmony.

Patchwork Banner

As this artifact enters, choose a creature type.
Creatures you control of the chosen type get +1/+1.
{T}: Add one mana of any color.

"The key to safely studying any sliver is to find out what provokes it, then absolutely never do that."
—Rukarumel, field journal

Spiteful Sliver

Sliver creatures you control have "Whenever this creature is dealt damage, it deals that much damage to target player or planeswalker."

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