Gravecrawler

Gravecrawler can't block. You may cast Gravecrawler from your graveyard as long as you control a Zombie.

Gurmag Angler

Delve (Each card you exile from your graveyard while casting this spell pays for {1}.)

Cabal Therapy

Name a nonland card. Target player reveals his or her hand and discards all cards with that name. Flashback-Sacrifice a creature. (You may play this card from your graveyard for its flashback cost. Then remove it from the game.)

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.

Carrion Feeder

Carrion Feeder can't block. Sacrifice a creature: Put a +1/+1 counter on Carrion Feeder.

Lingering Souls

Put two 1/1 white Spirit creature tokens with flying onto the battlefield. Flashback {1}{B} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Goblin Bombardment

Sacrifice a creature: Goblin Bombardment deals 1 damage to target creature or player.

Thoughtseize

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

Badlands

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

Scrubland

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

Undiscovered Paradise

{T}: Add one mana of any color to your mana pool. At the beginning of your next untap phase, return Undiscovered Paradise to owner's hand.

Bloodghast

Bloodghast can't block. Bloodghast has haste as long as an opponent has 10 or less life. Landfall — Whenever a land enters the battlefield under your control, you may return Bloodghast from your graveyard to the battlefield.

Bloodstained Mire

Marsh Flats

Polluted Delta

Verdant Catacombs

Faithless Looting

Swamp

({T}: Add {B}.)