Llanowar Dead

Creature — Zombie Elf (2/2)

: Add .

Magus of the Coffers

Creature — Human Wizard (4/4)

, : Add for each Swamp you control.

Riven Turnbull

Legendary Creature — Human Advisor (5/7)

: Add .

Skirge Familiar

Creature — Phyrexian Imp (3/2)

Flying
Discard a card: Add .

Swamp // Swamp

(: Add .)

Swamp

(: Add .)

Culling the Weak

Instant

As an additional cost to cast this spell, sacrifice a creature.
Add .

Liturgy of Blood

Sorcery

Destroy target creature. Add .

Rain of Filth

Instant

Until end of turn, lands you control gain "Sacrifice this land: Add ."

Songs of the Damned

Instant

Add for each creature card in your graveyard.

Balduvian Trading Post

Land

If Balduvian Trading Post would enter the battlefield, sacrifice an untapped Mountain instead. If you do, put Balduvian Trading Post onto the battlefield. If you don't, put it into its owner's graveyard.
: Add .
, : Balduvian Trading Post deals 1 damage to target attacking creature.

Bretagard Stronghold

Land

Bretagard Stronghold enters the battlefield tapped.
: Add .
, , Sacrifice Bretagard Stronghold: Put a +1/+1 counter on each of up to two target creatures you control. They gain vigilance and lifelink until end of turn. Activate only as a sorcery.

Cabal Ritual

Instant

Add .
Threshold — Add instead if seven or more cards are in your graveyard.

Captivating Cave

Land — Cave

: Add .
, : Add one mana of any color.
, , Sacrifice Captivating Cave: Put two +1/+1 counters on target creature. Activate only as a sorcery.

Cave of Temptation

Land

: Add .
, : Add one mana of any color.
, , Sacrifice Cave of Temptation: Put two +1/+1 counters on target creature. Activate only as a sorcery.

Centaur Garden

Land

: Add . Centaur Garden deals 1 damage to you.
Threshold — , , Sacrifice Centaur Garden: Target creature gets +3/+3 until end of turn. Activate only if seven or more cards are in your graveyard.

Dark Ritual

Instant

Add .

Demolition Field

Land

: Add .
, , Sacrifice Demolition Field: Destroy target nonbasic land an opponent controls. That land's controller may search their library for a basic land card, put it onto the battlefield, then shuffle. You may search your library for a basic land card, put it onto the battlefield, then shuffle.

Endless Sands

Land — Desert

: Add .
, : Exile target creature you control.
, , Sacrifice Endless Sands: Return each creature card exiled with Endless Sands to the battlefield under its owner's control.

Field of Ruin

Land

: Add .
, , Sacrifice Field of Ruin: Destroy target nonbasic land an opponent controls. Each player searches their library for a basic land card, puts it onto the battlefield, then shuffles.

Gnottvold Slumbermound

Land

Gnottvold Slumbermound enters the battlefield tapped.
: Add .
, , Sacrifice Gnottvold Slumbermound: Destroy target land. Create a 4/4 green Troll Warrior creature token with trample.