Hymn to Tourach

Target player discards two cards at random.

Empty the Pits

Delve (Each card you exile from your graveyard while casting this spell pays for {1}.) Put X 2/2 black Zombie creature tokens onto the battlefield tapped.

Chains of Mephistopheles

Every time a player draws a card, that player must first discard a card from his or her hand. If there are no cards in player's hand, take top card from library and place it in the graveyard instead of drawing. This enchantment does not apply to the first card drawn by a player during the draw phase.

The Tabernacle at Pendrell Vale

All creatures now require an upkeep cost of {1} in addition to any other upkeep costs they may have. If the upkeep cost for a creature is not paid, the creature is destroyed.

Nether Void

All spells cast are countered unless their casters pay an additional {3}.

Phyrexian Obliterator

Trample Whenever a source deals damage to Phyrexian Obliterator, that source's controller sacrifices that many permanents.

Surgical Extraction

({B/P} can be paid with either {B} or 2 life.) Choose target card in a graveyard other than a basic land card. Search its owner's graveyard, hand, and library for any number of cards with the same name as that card and exile them. Then that player shuffles his or her library.

Cabal Pit

{T}: Add {B} to your mana pool. Cabal Pit deals 1 damage to you. Threshold - {B}, {T}, Sacrifice Cabal Pit: Target creature gets -2/-2 until end of turn. (Play this ability only if seven or more cards are in your graveyard.)

Urborg, Tomb of Yawgmoth

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

Innocent Blood

Each player sacrifices a creature.

Bitterblossom

At the beginning of your upkeep, you lose 1 life and put a 1/1 black Faerie Rogue creature token with flying onto the battlefield.

Mishra's Factory

{T}: Add one colorless mana to your mana pool. {1}: Mishra's Factory becomes an Assembly Worker, a 2/2 artifact creature, until end of turn. Assembly Worker still counts as a land but cannot be tapped for mana the turn it comes into play. {T}: Target Assembly Worker gets +1/+1 until end of turn.

Tomb of Urami

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

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.

Ensnaring Bridge

Each creature with power greater than the number of cards in your hand cannot attack.

Cursed Scroll

{3}, {T}: Name a card, target opponent chooses a card at random from your hand. If he or she chooses the named card, Cursed Scroll deals 2 damage to target creature or player.

Crucible of Worlds

You may play land cards from your graveyard.

Pithing Needle

As Pithing Needle comes into play, name a card. Activated abilities of sources with the chosen name can't be played unless they're mana abilities.

Maze of Ith

{T}: Target attacking creature becomes untapped. This creature neither deals nor receives damage as a result of combat.

Thoughtseize

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

Phyrexian Totem

{T}: Add {B} to your mana pool. {2}{B}: Phyrexian Totem becomes a 5/5 black Horror artifact creature with trample until end of turn. Whenever Phyrexian Totem is dealt damage, if it's a creature, sacrifice that many permanents.

Smallpox

Each player loses 1 life, discards a card, sacrifices a creature, then sacrifices a land.

Nevinyrral's Disk

{1}: Destroys all creatures, enchantments, and artifacts in play. Disk begins tapped but can be untapped as usual. Disk destroys itself when used.

Spawning Pool

Spawning Pool comes into play tapped. {T}: Add one black mana to your mana pool. {1}{B}: Spawning Pool becomes a 1/1 black creature with "{B}: Regenerate" until end of turn. This creature still counts as a land.

Dark Ritual

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

Ob Nixilis Reignited

Wasteland

Geier Reach Sanitarium

Swamp

({T}: Add {B}.)