Sulfurous Springs

Land

: Add to your mana pool.

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

Treetop Village

Land

Treetop Village enters the battlefield tapped.

: Add to your mana pool.

: Treetop Village becomes a 3/3 green Ape creature with trample until end of turn. It's still a land. (If it would assign enough damage to its blockers to destroy them, you may have it assign the rest of its damage to defending player or planeswalker.)

Underground River

Land

: Add to your mana pool.

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

Yavimaya Coast

Land

: Add to your mana pool.

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

Dakmor Salvage

Land

Dakmor Salvage enters the battlefield tapped.

: Add to your mana pool.

Dredge 2 (If you would draw a card, instead you may put exactly two cards from the top of your library into your graveyard. If you do, return this card from your graveyard to your hand. Otherwise, draw a card.)

Dryad Arbor

Land Creature - Forest Dryad 1/1

(Dryad Arbor isn't a spell, it's affected by summoning sickness, and it has ": Add to your mana pool.")

"Touch no tree, break no branch, and speak only the question you wish answered."
-Von Yomm, elder druid, to her initiates

Grove of the Burnwillows

Land

: Add to your mana pool.

: Add or to your mana pool. Each opponent gains 1 life.

Spring is the most beautiful season in the grove, when the new leaves open from their ember-buds in a race of leaping flames.

Horizon Canopy

Land

, Pay 1 life: Add or to your mana pool.

, , Sacrifice Horizon Canopy: Draw a card.

The great leaves are resilient underfoot. Heavy steps do not bruise them, but release a sweet and spicy scent.

Keldon Megaliths

Land

Keldon Megaliths enters the battlefield tapped.

: Add to your mana pool.

Hellbent - , : Keldon Megaliths deals 1 damage to target creature or player. Activate this ability only if you have no cards in hand.

Llanowar Reborn

Land

Llanowar Reborn enters the battlefield tapped.

: Add to your mana pool.

Graft 1 (This land enters the battlefield with a +1/+1 counter on it. Whenever a creature enters the battlefield, you may move a +1/+1 counter from this land onto it.)

New Benalia

Land

New Benalia enters the battlefield tapped.

When New Benalia enters the battlefield, scry 1. (To scry 1, look at the top card of your library, then you may put that card on the bottom of your library.)

: Add to your mana pool.

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.

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"

Tolaria West

Land

Tolaria West enters the battlefield tapped.

: Add to your mana pool.

Transmute (, Discard this card: Search your library for a card with converted mana cost 0, reveal it, and put it into your hand. Then shuffle your library. Transmute only as a sorcery.)

Zoetic Cavern

Land

: Add to your mana pool.

Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)

Nothing lives within it, yet there is life.

Urborg, Tomb of Yawgmoth

Legendary Land

Each land is a Swamp in addition to its other land types.

"Yawgmoth's corpse is a wound in the universe. His foul blood seeps out, infecting the land with his final curse."
-Lord Windgrace

Academy Ruins

Legendary Land

: Add to your mana pool.

, : Put target artifact card from your graveyard on top of your library.

Its secrets once wrought the greatest artifice ever known. Now crabs loot the rubble to decorate their shells.

Arena

Land

, : Tap target creature you control and target creature of an opponent's choice he or she controls. Those creatures fight each other. (Each deals damage equal to its power to the other.)

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.

Dreadship Reef

Land

: Add to your mana pool.

, : Put a storage counter on Dreadship Reef.

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

Flagstones of Trokair

Legendary Land

: Add to your mana pool.

When Flagstones of Trokair is put into a graveyard from the battlefield, you may search your library for a Plains card and put it onto the battlefield tapped. If you do, shuffle your library.

Dust-spiked winds eroded the stones, but the ground where they had stood still holds power.

Fungal Reaches

Land

: Add to your mana pool.

, : Put a storage counter on Fungal Reaches.

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

Gemstone Caverns

Legendary Land

If Gemstone Caverns is in your opening hand and you're not playing first, you may begin the game with Gemstone Caverns on the battlefield with a luck counter on it. If you do, exile a card from your hand.

: Add to your mana pool. If Gemstone Caverns has a luck counter on it, instead add one mana of any color to your mana pool.

Kher Keep

Legendary Land

: Add to your mana pool.

, : Put a 0/1 red Kobold creature token named Kobolds of Kher Keep onto the battlefield.

"They're still here?! The cockroach may have finally met its match."
-Teferi

Molten Slagheap

Land

: Add to your mana pool.

, : Put a storage counter on Molten Slagheap.

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

Saltcrusted Steppe

Land

: Add to your mana pool.

, : Put a storage counter on Saltcrusted Steppe.

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

Swarmyard

Land

: Add to your mana pool.

: Regenerate target Insect, Rat, Spider, or Squirrel.

Where scavengers nest in hollowed-out rib cages and chittering crawlers peer from empty eye sockets, few dare to trespass.

Urza's Factory

Land - Urza's

: Add to your mana pool.

, : Put a 2/2 colorless Assembly-Worker artifact creature token onto the battlefield.

"Though their ideals are leagues apart, Urza's and Mishra's creations have a surprising harmony with one another."
-Tocasia, journal entry

Vesuva

Land

You may have Vesuva enter the battlefield tapped as a copy of any land on the battlefield.

It is everywhere you've ever been.

Arctic Flats

Snow Land

Arctic Flats enters the battlefield tapped.

: Add or to your mana pool.

"A realm once green now ruled by Frost,
Where flesh and field both pay its cost.
Those dearly loved, forever lost . . ."
-The Dynasty of Winter Kings

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

Dark Depths

Legendary Snow Land

Dark Depths enters the battlefield with ten ice counters on it.

: Remove an ice counter from Dark Depths.

When Dark Depths has no ice counters on it, sacrifice it. If you do, put a legendary 20/20 black Avatar creature token with flying and "This creature is indestructible" named Marit Lage onto the battlefield.

Frost Marsh

Snow Land

Frost Marsh enters the battlefield tapped.

: Add or to your mana pool.

"Now caged in Winter's bitter chill,
Our people cry, their voices shrill-
Eternal cold breaks down their will."
-The Dynasty of Winter Kings

Highland Weald

Snow Land

Highland Weald enters the battlefield tapped.

: Add or to your mana pool.

"Our noble land, enslaved by Rime,
Is it our fate to freeze through time?
If this be true, oh wicked crime."
-The Dynasty of Winter Kings

Mouth of Ronom

Snow Land

: Add to your mana pool.

{S}, , Sacrifice Mouth of Ronom: Mouth of Ronom deals 4 damage to target creature. ({S} can be paid with one mana from a snow permanent.)

Scrying Sheets

Snow Land

: Add to your mana pool.

{S}, : Look at the top card of your library. If that card is snow, you may reveal it and put it into your hand. ({S} can be paid with one mana from a snow permanent.)

Tresserhorn Sinks

Snow Land

Tresserhorn Sinks enters the battlefield tapped.

: Add or to your mana pool.

"Our land oppressed by silent Cold,
We weary wretches, young and old,
Pray that Springtime loose his hold."
-The Dynasty of Winter Kings

Azorius Chancery

Land

Azorius Chancery enters the battlefield tapped.

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

: Add to your mana pool.

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.

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