Cavern of Souls

As Cavern of Souls enters the battlefield, choose a creature type. {T}: Add {1} to your mana pool. {T}: 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.

Courser of Kruphix

Play with the top card of your library revealed. You may play the top card of your library if it's a land card. Whenever a land enters the battlefield under your control, you gain 1 life.

Azusa, Lost but Seeking

You may play two additional lands on each of your turns.

Restore

Put target land card from a graveyard onto the battlefield under your control.

Toxic Deluge

As an additional cost to cast Toxic Deluge, pay X life. All creatures get -X/-X until end of turn.

Myriad Landscape

Myriad Landscape enters the battlefield tapped. {T}: Add {1} to your mana pool. {2}, {T}, Sacrifice Myriad Landscape: Search your library for up to two basic land cards that share a land type, put them onto the battlefield tapped, then shuffle your library.

City of Traitors

If you play any land, sacrifice City of Traitors. {T}: Add two colorless mana to your mana pool.

Dryad Arbor

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

Thespian's Stage

{T}: Add {1} to your mana pool. {2}, {T}: Thespian's Stage becomes a copy of target land and gains this ability.

Glacial Chasm

Cumulative Upkeep: 2 life When Glacial Chasm comes into play, sacrifice a land. You cannot attack. All damage dealt to you is reduced to 0.

Zuran Orb

{0}: Sacrifice a land to gain 2 life.

Heartless Summoning

Creature spells you cast cost {2} less to cast. Creatures you control get -1/-1.

Liliana of the Veil

+1: Each player discards a card. -2: Target player sacrifices a creature. -6: Separate all permanents target player controls into two piles. That player sacrifices all permanents in the pile of his or her choice.

Edge of Autumn

If you control four or fewer lands, search your library for a basic land card, put it onto the battlefield tapped, then shuffle your library. Cycling—Sacrifice a land. (Sacrifice a land, Discard this card: Draw a card.)

Dark Petition

Search your library for a card and put that card into your hand. Then shuffle your library. Spell mastery — If there are two or more instant and/or sorcery cards in your graveyard, add {B}{B}{B} to your mana pool.

Peat Bog

Peat Bog comes into play tapped with two depletion counters on it. {T}, Remove a depletion counter from Peat Bog: Add two black mana to your mana pool. If there are no depletion counters on Peat Bog, sacrifice it.

Hickory Woodlot

Hickory Woodlot comes into play tapped with two depletion counters on it. {T}, Remove a depletion counter from Hickory Woodlot: Add two green mana to your mana pool. If there are no depletion counters on Hickory Woodlot, sacrifice it.

Green Sun's Zenith

Search your library for a green creature card with converted mana cost X or less, put it onto the battlefield, then shuffle your library. Shuffle Green Sun's Zenith into its owner's library.

Raven's Crime

Target player discards a card. Retrace (You may cast this card from your graveyard by discarding a land card in addition to paying its other costs.)

Petrified Field

{T}: Add one colorless mana to your mana pool. {T}, Sacrifice Petrified Field: Return target land card from your graveyard to your hand.

Tranquil Thicket

Tranquil Thicket comes into play tapped. {T}: Add {G} to your mana pool. Cycling {G} ({G}, Discard this card from your hand: Draw a card.)

Urborg, Tomb of Yawgmoth

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

Pernicious Deed

{X}, Sacrifice Pernicious Deed: Destroy each artifact, creature, and enchantment with converted mana cost X or less.

Damnation

Maelstrom Pulse

Destroy target nonland permanent and all other permanents with the same name as that permanent.

Cultivate

Search your library for up to two basic land cards, reveal those cards, and put one onto the battlefield tapped and the other into your hand. Then shuffle your library.

Go for the Throat

Destroy target nonartifact creature.

Dismember

({B/P} can be paid with either {B} or 2 life.) Target creature gets -5/-5 until end of turn.

Primeval Titan

Trample Whenever Primeval Titan enters the battlefield or attacks, you may search your library for up to two land cards, put them onto the battlefield tapped, then shuffle your library.

Life from the Loam

Return up to three target land cards from your graveyard to your hand. Dredge 3 (If you would draw a card, instead you may put exactly three 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.)

Shred Memory

Remove up to four target cards in a single graveyard from the game. Transmute {1}{B}{B} ({1}{B}{B}, Discard this card: Search your library for a card with the same converted mana cost as this card, reveal it, and put it into your hand. Then shuffle your library. Play only as a sorcery.)

Abrupt Decay

Abrupt Decay can't be countered by spells or abilities. Destroy target nonland permanent with converted mana cost 3 or less.

Beseech the Queen

({2/B} can be paid with any two mana or with {B}. This card's converted mana cost is 6.) Search your library for a card with converted mana cost less than or equal to the number of lands you control, reveal it, and put it into your hand. Then shuffle your library.

Crystal Vein

{T}: Add one colorless mana to your mana pool. {T}, Sacrifice Crystal Vein: Add two colorless mana to your mana pool.

Nature's Lore

Search your library for a forest card and put that card into play. Then shuffle your library.

Crucible of Worlds

You may play land cards from your graveyard.

Thoughtseize

Target player reveals his or her hand. You choose a nonland card from it. That player discards that card. You lose 2 life.

Search for Tomorrow

Search your library for a basic land card and put it into play. Then shuffle your library. Suspend 2—{G} (Rather than play this card from your hand, you may pay {G} and remove it from the game with two time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, play it without paying its mana cost.)

Nostalgic Dreams

As an additional cost to play Nostalgic Dreams, discard X cards from your hand. Return X target cards from your graveyard to your hand. Remove Nostalgic Dreams from the game.

Cabal Coffers

{2}, {T}: Add {B} to your mana pool for each swamp you control.

Bayou

Counts as both swamp and forest and is affected by spells that affect either. Tap to add either {B} or {G} to your mana pool.

Fastbond

You may put as many lands into play as you want each turn. Fastbond does 1 damage to you for every land beyond the first that you play in a single turn.

Mind Twist

Opponent must discard X cards at random from hand. If opponent doesn't have enough cards in hand, entire hand is discarded.

Demonic Tutor

You may search your library for one card and take it into your hand. Reshuffle your library afterwards.

Regrowth

Return any card from your graveyard to your hand.

Crop Rotation

At the time you play Crop Rotation, sacrifice a land. Search your library for a land card and put that land into play. Shuffle your library afterwards.

Dark Ritual

Add {B}{B}{B} to your mana pool.

Exploration

You may play an additional land each turn.

Squandered Resources

Sacrifice a land: Add to your mana pool one mana of any type the sacrificed land could produce. Play this ability as a mana source.

Summer Bloom

You may play up to three additional lands this turn.

Bojuka Bog

Bojuka Bog enters the battlefield tapped. When Bojuka Bog enters the battlefield, exile all cards from target player's graveyard. {T}: Add {B} to your mana pool.

Explore

You may play an additional land this turn. Draw a card.

Lotus Cobra

Landfall — Whenever a land enters the battlefield under your control, you may add one mana of any color to your mana pool.

Expedition Map

{2}, {T}, Sacrifice Expedition Map: Search your library for a land card, reveal it, and put it into your hand. Then shuffle your library.

Bloodstained Mire

Marsh Flats

Misty Rainforest

Overgrown Tomb

Polluted Delta

Verdant Catacombs

Windswept Heath

Wooded Foothills

Retreat to Kazandu

Sylvan Scrying

Barren Moor

Kodama's Reach

Sakura-Tribe Elder

Temple of the False God

Terramorphic Expanse

Ancient Tomb

Tectonic Edge

Wasteland

Seasons Past

The Gitrog Monster

Tireless Tracker

Collective Brutality

Splendid Reclamation

Fatal Push

Yahenni's Expertise

Ramunap Excavator

Razaketh's Rite

Command Tower

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

Evolving Wilds

{T}, Sacrifice Evolving Wilds: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle your library.

Swamp

({T}: Add {B}.)

Forest

({T}: Add {G}.)