Gurmag Angler

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

Street Wraith

Swampwalk Cycling—Pay 2 life. (Pay 2 life, Discard this card: Draw a card.)

Vengevine

Haste Whenever you cast a spell, if it's the second creature spell you cast this turn, you may return Vengevine from your graveyard to the battlefield.

Thoughtseize

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

Call to the Netherworld

Return target black creature card from your graveyard to your hand. Madness {0} (If you discard this card, you may play it for its madness cost instead of putting it into your graveyard.)

Death's Shadow

Death's Shadow gets -X/-X, where X is your life total.

Goblin Bushwhacker

Kicker {R} (You may pay an additional {R} as you cast this spell.) When Goblin Bushwhacker enters the battlefield, if it was kicked, creatures you control get +1/+0 and gain haste until end of turn.

Bloodstained Mire

Overgrown Tomb

Verdant Catacombs

Wooded Foothills

Faithless Looting

Insolent Neonate

Collective Brutality

Flameblade Adept

Hollow One

Blood Crypt

({T}: Add {B} or {R}.) As Blood Crypt enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

Stomping Ground

({T}: Add {R} or {G}.) As Stomping Ground enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

Cathartic Reunion

As an additional cost to cast this spell, discard two cards. Draw three cards.

Swamp

({T}: Add {B}.)

Mountain

({T}: Add {R}.)