Nimbus Maze

Land

: Add to your mana pool.

: Add to your mana pool. Activate this ability only if you control an Island.

: Add to your mana pool. Activate this ability only if you control a Plains.

To find its center is to find one's own.

Nivix, Aerie of the Firemind

Land

: Add to your mana pool.

, : Exile the top card of your library. Until your next turn, you may cast that card if it's an instant or sorcery.

Nomad Outpost

Land

Nomad Outpost enters the battlefield tapped.

: Add , , or to your mana pool.

"Only the weak imprison themselves behind walls. We live free under the wind, and our freedom makes us strong."
-Zurgo, khan of the Mardu

Novijen, Heart of Progress

Land

: Add to your mana pool.

, : Put a +1/+1 counter on each creature that entered the battlefield this turn.

"The unnatural pressures of life in this city are best withstood by lifeforms that adapt with unnatural swiftness."
-Momir Vig

Nykthos, Shrine to Nyx

Legendary Land

: Add to your mana pool.

, : Choose a color. Add to your mana pool an amount of mana of that color equal to your devotion to that color. (Your devotion to a color is the number of mana symbols of that color in the mana costs of permanents you control.)

Oboro, Palace in the Clouds

Legendary Land

: Add to your mana pool.

: Return Oboro, Palace in the Clouds to its owner's hand.

Here the soratami wove their endless plots-graceful, artful, and deceitful, while the unwitting world moved below.

Okina, Temple to the Grandfathers

Legendary Land

: Add to your mana pool.

, : Target legendary creature gets +1/+1 until end of turn.

If a land can be said to have a heart, Okina is the heart of Kamigawa.

Opal Palace

Land

: Add to your mana pool., : Add to your mana pool one mana of any color in your commander's color identity. If you spend this mana to cast your commander, it enters the battlefield with a number of +1/+1 counters on it equal to the number of times it's been cast from the command zone this game.

Opulent Palace

Land

Opulent Palace enters the battlefield tapped.

: Add , , or to your mana pool.

The dense jungle surrenders to a lush and lavish expanse. At its center uncoil the spires of Qarsi Palace.

Oran-Rief, the Vastwood

Land

Oran-Rief, the Vastwood enters the battlefield tapped.

: Add to your mana pool.

: Put a +1/+1 counter on each green creature that entered the battlefield this turn.

Orzhov Basilica

Land

Orzhov Basilica enters the battlefield tapped.

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

: Add to your mana pool.

Orzhov Guildgate

Land - Gate

Orzhov Guildgate enters the battlefield tapped.

: Add or to your mana pool.

Enter to find wealth, security, and eternal life . . . for just a small price up front.

Orzhova, the Church of Deals

Land

: Add to your mana pool.

, : Target player loses 1 life and you gain 1 life.

Overgrown Tomb

Land - Swamp Forest

(: Add or to your mana pool.)

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

The best funeral shroud is the fabric of new life.

Paliano, the High City

Legendary Land

Reveal Paliano, the High City as you draft it. The player to your right chooses a color, you choose another color, then the player to your left chooses a third color.

: Add one mana to your mana pool of any color chosen as you drafted cards named Paliano, the High City.

Pendelhaven

Legendary Land

: Add to your mana pool.

: Target 1/1 creature gets +1/+2 until end of turn.

"This is the forest primeval. The murmuring pines and the hemlocks . . . / Stand like Druids of old." -Henry Wadsworth
Longfellow, "Evangeline"

Phyrexia's Core

Land

: Add to your mana pool.

, , Sacrifice an artifact: You gain 1 life.

"So even the heart of our world has succumbed."
-Koth of the Hammer

Pillar of the Paruns

Land

: Add one mana of any color to your mana pool. Spend this mana only to cast a multicolored spell.

Built on the very ground where the Ten signed the Guildpact, the tower is a monument to the past and a reminder of who holds power in the present.

Pinecrest Ridge

Land

: Add to your mana pool.

: Add or to your mana pool. Pinecrest Ridge doesn't untap during your next untap step.

Piranha Marsh

Land

Piranha Marsh enters the battlefield tapped.

When Piranha Marsh enters the battlefield, target player loses 1 life.

: Add to your mana pool.

Plains

Basic Land - Plains

(: Add to your mana pool.)

Polluted Delta

Land

, Pay 1 life, Sacrifice Polluted Delta: Search your library for an Island or Swamp card and put it onto the battlefield. Then shuffle your library.

Polluted Mire

Land

Polluted Mire enters the battlefield tapped.

: Add to your mana pool.

Cycling (, Discard this card: Draw a card.)

Prahv, Spires of Order

Land

: Add to your mana pool.

, : Prevent all damage a source of your choice would deal this turn.

Prahv, where much work is done to make sure nothing is accomplished.

Prairie Stream

Land - Plains Island

(: Add or to your mana pool.)

Prairie Stream enters the battlefield tapped unless you control two or more basic lands.

The continent of Ondu is a vast plateau crisscrossed by deep trenches and meandering rivers.

Primal Beyond

Land

As Primal Beyond enters the battlefield, you may reveal an Elemental card from your hand. If you don't, Primal Beyond enters the battlefield tapped.

: Add to your mana pool.

: Add one mana of any color to your mana pool. Spend this mana only to cast an Elemental spell or activate an ability of an Elemental.

Quicksand

Land

: Add to your mana pool.

, Sacrifice Quicksand: Target attacking creature without flying gets -1/-2 until end of turn.

Radiant Fountain

Land

When Radiant Fountain enters the battlefield, you gain 2 life.

: Add to your mana pool.

"All peoples treasure a place where the weary traveler may drink in peace."
-Ajani Goldmane

Raging Ravine

Land

Raging Ravine enters the battlefield tapped.

: Add or to your mana pool.

: Until end of turn, Raging Ravine becomes a 3/3 red and green Elemental creature with "Whenever this creature attacks, put a +1/+1 counter on it." It's still a land.

Rakdos Carnarium

Land

Rakdos Carnarium enters the battlefield tapped.

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

: Add to your mana pool.

Rakdos Guildgate

Land - Gate

Rakdos Guildgate enters the battlefield tapped.

: Add or to your mana pool.

Enter and indulge your darkest fantasies, for you may never pass this way again.

Razorverge Thicket

Land

Razorverge Thicket enters the battlefield tapped unless you control two or fewer other lands.

: Add or to your mana pool.

Where the Razor Fields beat back the Tangle, the crowded thicket yields to bright scimitars of grass.

Reflecting Pool

Land

: Add to your mana pool one mana of any type that a land you control could produce.

Does it reflect the future that once was or the past that can never be?

Reliquary Tower

Land

You have no maximum hand size.

: Add to your mana pool.

Once guarded by the Knights of the Reliquary, the tower stands now protected only by its own remoteness, its dusty treasures open to plunder by anyone.

Remote Isle

Land

Remote Isle enters the battlefield tapped.

: Add to your mana pool.

Cycling (, Discard this card: Draw a card.)

River of Tears

Land

: Add to your mana pool. If you played a land this turn, add to your mana pool instead.

"The Westfolk wept, and their tears wore winding rivers into the cheek of the world."
-Glem the Lonebard, "Origins of Kholon"

Rix Maadi, Dungeon Palace

Land

: Add to your mana pool.

, : Each player discards a card. Activate this ability only any time you could cast a sorcery.

Even miles away, if you put your ear to the sewer vents, you can hear the screams and the tempestuous laughter.

Rogue's Passage

Land

: Add to your mana pool.

, : Target creature is unblockable this turn.

Rumors quickly spread among thieves about a labyrinth without walls and a prize beyond all measures of worth.

Rootbound Crag

Land

Rootbound Crag enters the battlefield tapped unless you control a Mountain or a Forest.

: Add or to your mana pool.

Rugged Highlands

Land

Rugged Highlands enters the battlefield tapped.

When Rugged Highlands enters the battlefield, you gain 1 life.

: Add or to your mana pool.