Sheltered Valley

If this land would enter, instead sacrifice each other permanent named Sheltered Valley you control, then put this land onto the battlefield.
At the beginning of your upkeep, if you control three or fewer lands, you gain 1 life.
{T}: Add {C}.

Flailing Drake

Flying
Whenever this creature blocks or becomes blocked by a creature, that creature gets +1/+1 until end of turn.

Lava Tubes

This land doesn't untap during your untap step if it has a depletion counter on it.
At the beginning of your upkeep, remove a depletion counter from this land.
{T}: Add {B} or {R}. Put a depletion counter on this land.

Rath's Edge

{T}: Add {C}.
{4}, {T}, Sacrifice a land: Rath's Edge deals 1 damage to any target.

Charging Slateback

This creature can't block.
Morph {4}{R} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)

Karstoderm

This creature enters with five +1/+1 counters on it.
Whenever an artifact enters, remove a +1/+1 counter from this creature.

Torment

Enchant creature
Enchanted creature gets -3/-0.

Mountain

Crimson Roc

Flying
Whenever this creature blocks a creature without flying, this creature gets +1/+0 and gains first strike until end of turn.

Tar Pit Warrior

When this creature becomes the target of a spell or ability, sacrifice it.

Hellion Crucible

{T}: Add {C}.
{1}{R}, {T}: Put a pressure counter on this land.
{1}{R}, {T}, Remove two pressure counters from this land and sacrifice it: Create a 4/4 red Hellion creature token with haste. (It can attack and {T} as soon as it comes under your control.)

Oasis

{T}: Prevent the next 1 damage that would be dealt to target creature this turn.

Foxfire Oak

{R/G}{R/G}{R/G}: This creature gets +3/+0 until end of turn.

Marsh Lurker

Sacrifice a Swamp: This creature gains fear until end of turn. (It can't be blocked except by artifact creatures and/or black creatures.)

Swamp

Rampaging Cyclops

This creature gets -2/-0 as long as two or more creatures are blocking it.

Mogg Hollows

{T}: Add {C}.
{T}: Add {R} or {G}. This land doesn't untap during your next untap step.

Rushwood Grove

This land enters tapped.
{T}: Put a storage counter on this land.
{T}, Remove any number of storage counters from this land: Add {G} for each storage counter removed this way.

Charging Bandits

Whenever this creature attacks, it gets +2/+0 until end of turn.

Spined Basher

Morph {2}{B} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)

Goham Djinn

{1}{B}: Regenerate this creature.
This creature gets -2/-2 as long as black is the most common color among all permanents or is tied for most common.

Wintermoon Mesa

This land enters tapped.
{T}: Add {C}.
{2}, {T}, Sacrifice this land: Tap two target lands.

Howltooth Hollow

Hideaway 4 (When this land enters, look at the top four cards of your library, exile one face down, then put the rest on the bottom in a random order.)
This land enters tapped.
{T}: Add {B}.
{B}, {T}: You may play the exiled card without paying its mana cost if each player has no cards in hand.

Soul Shred

Soul Shred deals 3 damage to target nonblack creature. You gain 3 life.

Pardic Firecat

Haste
If this card is in a graveyard, effects from spells named Flame Burst count it as a card named Flame Burst.

Orcish Healer

{R}{R}, {T}: Target creature can't be regenerated this turn.
{B}{B}{R}, {T}: Regenerate target black or green creature.
{R}{G}{G}, {T}: Regenerate target black or green creature.

Snow-Covered Mountain

School of the Unseen

{T}: Add {C}.
{2}, {T}: Add one mana of any color.

Sawback Manticore

{4}: This creature gains flying until end of turn.
{1}: This creature deals 2 damage to target attacking or blocking creature. Activate only if this creature is attacking or blocking and only once each turn.

Turntimber Grove

This land enters tapped.
When this land enters, target creature gets +1/+1 until end of turn.
{T}: Add {G}.

Rhystic Cave

{T}: Choose a color. Add one mana of that color unless any player pays {1}. Activate only as an instant.

Minotaur Tactician

Haste
This creature gets +1/+1 as long as you control a white creature.
This creature gets +1/+1 as long as you control a blue creature.

Flowstone Armor

You may choose not to untap this artifact during your untap step.
{3}, {T}: Target creature gets +1/-1 for as long as this artifact remains tapped.

Desert Drake

Flowstone Salamander

{R}: This creature deals 1 damage to target creature blocking it.

Furnace Brood

{R}: Target creature can't be regenerated this turn.

Obsidian Giant

Sulam Djinn

Trample
This creature gets -2/-2 as long as green is the most common color among all permanents or is tied for most common.

Shauku's Minion

{B}{R}, {T}: This creature deals 2 damage to target white creature.

Unstable Frontier

{T}: Add {C}.
{T}: Target land you control becomes the basic land type of your choice until end of turn.

Shoreline Salvager

Whenever this creature deals combat damage to a player, if you control an Island, you may draw a card.

Keldon Megaliths

This land enters tapped.
{T}: Add {R}.
Hellbent — {1}{R}, {T}: This land deals 1 damage to any target. Activate only if you have no cards in hand.

Forsaken City

This land doesn't untap during your untap step.
At the beginning of your upkeep, you may exile a card from your hand. If you do, untap this land.
{T}: Add one mana of any color.

Cinder Marsh

{T}: Add {C}.
{T}: Add {B} or {R}. This land doesn't untap during your next untap step.

Grizzled Wolverine

{R}: This creature gets +2/+0 until end of turn. Activate only during the declare blockers step, only if at least one creature is blocking this creature, and only once each turn.

Rend Spirit

Shambling Strider

{R}{G}: This creature gets +1/-1 until end of turn.

Pyric Salamander

{R}: This creature gets +1/+0 until end of turn. Sacrifice this creature at the beginning of the next end step.

Serpent Warrior

When this creature enters, you lose 3 life.

Lantern-Lit Graveyard

Forest

Snow-Covered Swamp

Bog Wreckage

This land enters tapped.
{T}: Add {B}.
{T}, Sacrifice this land: Add one mana of any color.

Halls of Mist

Cumulative upkeep {1} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)
Creatures that attacked during their controller's last turn can't attack.

Sootfeather Flock

Flying
Morph {3}{B} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)

Bog Gnarr

Whenever a player casts a black spell, this creature gets +2/+2 until end of turn.

Root Cage

Mercenaries don't untap during their controllers' untap steps.

Maze of Shadows

{T}: Add {C}.
{T}: Untap target attacking creature with shadow. Prevent all combat damage that would be dealt to and dealt by that creature this turn.

Sabertooth Wyvern

Ogre Recluse

Whenever a player casts a spell, tap this creature.

Snow-Covered Forest

Gnat Alley Creeper

This creature can't be blocked by creatures with flying.

Hollow Trees

This land enters tapped.
You may choose not to untap this land during your untap step.
At the beginning of your upkeep, if this land is tapped, put a storage counter on it.
{T}, Remove any number of storage counters from this land: Add {G} for each storage counter removed this way.

Mercadian Bazaar

This land enters tapped.
{T}: Put a storage counter on this land.
{T}, Remove any number of storage counters from this land: Add {R} for each storage counter removed this way.

Bone Shaman

{B}: Until end of turn, this creature gains "Creatures dealt damage by this creature this turn can't be regenerated this turn."

Koskun Keep

{T}: Add {C}.
{1}, {T}: Add {R}.
{2}, {T}: Add {B} or {G}.

Groffskithur

Whenever this creature becomes blocked, you may return target card named Groffskithur from your graveyard to your hand.

Segmented Wurm

Whenever this creature becomes the target of a spell or ability, put a -1/-1 counter on it.

Megatherium

Trample
When this creature enters, sacrifice it unless you pay {1} for each card in your hand.

Ronom Hulk

Protection from snow
Cumulative upkeep {1} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)

Geothermal Crevice

This land enters tapped.
{T}: Add {R}.
{T}, Sacrifice this land: Add {B}{G}.

Ravaged Highlands

This land enters tapped.
{T}: Add {R}.
{T}, Sacrifice this land: Add one mana of any color.

Bonethorn Valesk

Whenever a permanent is turned face up, this creature deals 1 damage to any target.

Liquid Fire

As an additional cost to cast this spell, choose a number between 0 and 5.
Liquid Fire deals X damage to target creature and 5 minus X damage to that creature's controller, where X is the chosen number.

Indentured Oaf

Prevent all damage that this creature would deal to red creatures.

Timberline Ridge

This land doesn't untap during your untap step if it has a depletion counter on it.
At the beginning of your upkeep, remove a depletion counter from this land.
{T}: Add {R} or {G}. Put a depletion counter on this land.

Subterranean Hangar

This land enters tapped.
{T}: Put a storage counter on this land.
{T}, Remove any number of storage counters from this land: Add {B} for each storage counter removed this way.

Murk Dwellers

Whenever this creature attacks and isn't blocked, it gets +2/+0 until end of combat.

Fault Riders

Sacrifice a land: This creature gets +2/+0 and gains first strike until end of turn. Activate only once each turn.

Tomb of Urami

{T}: Add {B}. Tomb of Urami deals 1 damage to you if you don't control an Ogre.
{2}{B}{B}, {T}, Sacrifice all lands you control: Create Urami, a legendary 5/5 black Demon Spirit creature token with flying.

Skittering Monstrosity

When you cast a creature spell, sacrifice this creature.

Pine Barrens

This land enters tapped.
{T}: Add {C}.
{T}: Add {B} or {G}. This land deals 1 damage to you.

Famished Ghoul

{1}{B}, Sacrifice this creature: Exile up to two target cards from a single graveyard.

Mage il-Vec

{T}, Discard a card at random: This creature deals 1 damage to any target.

Timberland Ruins

This land enters tapped.
{T}: Add {G}.
{T}, Sacrifice this land: Add one mana of any color.

Tor Giant

Bartel Runeaxe

Vigilance
Bartel Runeaxe can't be the target of Aura spells.

Pinecrest Ridge

Balduvian Fallen

Cumulative upkeep {1} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)
Whenever this creature's cumulative upkeep is paid, it gets +1/+0 until end of turn for each {B} or {R} spent this way.

Greater Forgeling

{1}{R}: This creature gets +3/-3 until end of turn.

Ogre Warrior

Screeching Harpy

Battlefield Percher

Flying
This creature can block only creatures with flying.
{1}{B}: This creature gets +1/+1 until end of turn.

Heart of Yavimaya

If this land would enter, sacrifice a Forest instead. If you do, put this land onto the battlefield. If you don't, put it into its owner's graveyard.
{T}: Add {G}.
{T}: Target creature gets +1/+1 until end of turn.

Nettletooth Djinn

At the beginning of your upkeep, this creature deals 1 damage to you.

Henge of Ramos

Veldrane of Sengir

{1}{B}{B}: Veldrane gets -3/-0 and gains forestwalk until end of turn. (It can't be blocked as long as defending player controls a Forest.)

Cinder Crawler

{R}: This creature gets +1/+0 until end of turn. Activate only if this creature is blocked.