Blinkmoth Well

Land

: Add to your mana pool.

, : Tap target noncreature artifact.

Blood Crypt

Land - Swamp Mountain

(: Add or to your mana pool.)

As Blood Crypt enters the battlefield, you may pay 2 life. If you don't, Blood Crypt enters the battlefield tapped.

Where the dead serve as diversion, decor, and dessert.

Bloodfell Caves

Land

Bloodfell Caves enters the battlefield tapped.

When Bloodfell Caves enters the battlefield, you gain 1 life.

: Add or to your mana pool.

Bloodstained Mire

Land

, Pay 1 life, Sacrifice Bloodstained Mire: Search your library for a Swamp or Mountain card and put it onto the battlefield. Then shuffle your library.

Blossoming Sands

Land

Blossoming Sands enters the battlefield tapped.

When Blossoming Sands enters the battlefield, you gain 1 life.

: Add or to your mana pool.

Bog Wreckage

Land

Bog Wreckage enters the battlefield tapped.

: Add to your mana pool.

, Sacrifice Bog Wreckage: Add one mana of any color to your mana pool.

Bojuka Bog

Land

Bojuka Bog enters the battlefield tapped.

When Bojuka Bog enters the battlefield, exile all cards from target player's graveyard.

: Add to your mana pool.

Boreal Shelf

Snow Land

Boreal Shelf enters the battlefield tapped.

: Add or to your mana pool.

"Who will stay the Tyrant's hand,
As ice and woe both grip our land?
The helpless feel his frozen brand."
-The Dynasty of Winter Kings

Boros Garrison

Land

Boros Garrison enters the battlefield tapped.

When Boros Garrison enters the battlefield, return a land you control to its owner's hand.

: Add to your mana pool.

Boros Guildgate

Land - Gate

Boros Guildgate enters the battlefield tapped.

: Add or to your mana pool.

Enter with merciful hearts. Exit with battle cries.

Boseiju, Who Shelters All

Legendary Land

Boseiju, Who Shelters All enters the battlefield tapped.

, Pay 2 life: Add to your mana pool. If that mana is spent on an instant or sorcery spell, that spell can't be countered by spells or abilities.

Bottomless Vault

Land

Bottomless Vault enters the battlefield tapped.

You may choose not to untap Bottomless Vault during your untap step.

At the beginning of your upkeep, if Bottomless Vault is tapped, put a storage counter on it.

, Remove any number of storage counters from Bottomless Vault: Add to your mana pool for each storage counter removed this way.

Breeding Pool

Land - Forest Island

(: Add or to your mana pool.)

As Breeding Pool enters the battlefield, you may pay 2 life. If you don't, Breeding Pool enters the battlefield tapped.

Brushland

Land

: Add to your mana pool.

: Add or to your mana pool. Brushland deals 1 damage to you.

Buried Ruin

Land

: Add to your mana pool.

, , Sacrifice Buried Ruin: Return target artifact card from your graveyard to your hand.

History has buried its treasures deep.

Cabal Coffers

Land

, : Add to your mana pool for each Swamp you control.

Deep within the Cabal's vault, the Mirari pulsed like a dead sun-and its darkness radiated across Otaria.

Cabal Pit

Land

: Add to your mana pool. Cabal Pit deals 1 damage to you.

Threshold - , , Sacrifice Cabal Pit: Target creature gets -2/-2 until end of turn. Activate this ability only if seven or more cards are in your graveyard.

Calciform Pools

Land

: Add to your mana pool.

, : Put a storage counter on Calciform Pools.

, Remove X storage counters from Calciform Pools: Add X mana in any combination of and/or to your mana pool.

Caldera Lake

Land

Caldera Lake enters the battlefield tapped.

: Add to your mana pool.

: Add or to your mana pool. Caldera Lake deals 1 damage to you.

Canopy Vista

Land - Forest Plains

(: Add or to your mana pool.)

Canopy Vista enters the battlefield tapped unless you control two or more basic lands.

The continent of Murasa lies beneath a blanket of dense vegetation, its enormous branches tangled so thickly that some inhabitants never see the ground.

Cascade Bluffs

Land

: Add to your mana pool.

, : Add , , or to your mana pool.

Travelers bathe in the falls to wash away curses from the pucas who lurk nearby.

Castle Sengir

Land

: Add to your mana pool.

, : Add to your mana pool.

, : Add or to your mana pool.

Where hope has no champion, evil rules all.

Cathedral of Serra

Land

White legendary creatures you control have "bands with other legendary creatures." (Any legendary creatures can attack in a band as long as at least one has "bands with other legendary creatures." Bands are blocked as a group. If at least two legendary creatures you control, one of which has "bands with other legendary creatures," are blocking or being blocked by the same creature, you divide that creature's combat damage, not its controller, among any of the creatures it's being blocked by or is blocking.)

Cathedral of War

Land

Cathedral of War enters the battlefield tapped.

Exalted (Whenever a creature you control attacks alone, that creature gets +1/+1 until end of turn.)

: Add to your mana pool.

Cavern of Souls

Land

As Cavern of Souls enters the battlefield, choose a creature type.

: Add to your mana pool.

: Add one mana of any color to your mana pool. Spend this mana only to cast a creature spell of the chosen type, and that spell can't be countered.

Caves of Koilos

Land

: Add to your mana pool.

: Add or to your mana pool. Caves of Koilos deals 1 damage to you.

Celestial Colonnade

Land

Celestial Colonnade enters the battlefield tapped.

: Add or to your mana pool.

: Until end of turn, Celestial Colonnade becomes a 4/4 white and blue Elemental creature with flying and vigilance. It's still a land.

Centaur Garden

Land

: Add to your mana pool. Centaur Garden deals 1 damage to you.

Threshold - , , Sacrifice Centaur Garden: Target creature gets +3/+3 until end of turn. Activate this ability only if seven or more cards are in your graveyard.

Cephalid Coliseum

Land

: Add to your mana pool. Cephalid Coliseum deals 1 damage to you.

Threshold - , , Sacrifice Cephalid Coliseum: Target player draws three cards, then discards three cards. Activate this ability only if seven or more cards are in your graveyard.

Cinder Barrens

Land

Cinder Barrens enters the battlefield tapped.

: Add or to your mana pool.

A mudflow swallowed the lowlands years ago. All that remains are a bottomless mire and an endless rain of ash.

Cinder Glade

Land - Mountain Forest

(: Add or to your mana pool.)

Cinder Glade enters the battlefield tapped unless you control two or more basic lands.

On the volcanic continent of Akoum, bizarre vegetation clusters around gas vents, and jagged mountain peaks rise high into the air.

Cinder Marsh

Land

: Add to your mana pool.

: Add or to your mana pool. Cinder Marsh doesn't untap during your next untap step.

City of Brass

Land

Whenever City of Brass becomes tapped, it deals 1 damage to you.

: Add one mana of any color to your mana pool.

City of Shadows

Land

, Exile a creature you control: Put a storage counter on City of Shadows.

: Add to your mana pool, where X is the number of storage counters on City of Shadows.

City of Traitors

Land

When you play another land, sacrifice City of Traitors.

: Add to your mana pool.

"While we fought, the il surrendered."
-Oracle en-Vec

Clifftop Retreat

Land

Clifftop Retreat enters the battlefield tapped unless you control a Mountain or a Plains.

: Add or to your mana pool.

Where cathars learn to fight not only demons and vampires, but ignorance as well.

Cloudcrest Lake

Land

: Add to your mana pool.

: Add or to your mana pool. Cloudcrest Lake doesn't untap during your next untap step.

Cloudpost

Land - Locus

Cloudpost enters the battlefield tapped.

: Add to your mana pool for each Locus on the battlefield.

Coastal Tower

Land

Coastal Tower enters the battlefield tapped.

: Add or to your mana pool.

A beacon in the night, a dream in the fog.

Command Tower

Land

: Add to your mana pool one mana of any color in your commander's color identity.

When defeat is near and guidance is scarce, all eyes look in one direction.