Seal of Cleansing

Sacrifice Seal of Cleansing: Destroy target artifact or enchantment.

Exalted Angel

Flying
Whenever Exalted Angel deals damage, you gain that much life.
Morph {2}{W}{W} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)

Dark Ritual

Warmth

Whenever an opponent casts a red spell, you gain 2 life.

Duress

Target opponent reveals their hand. You choose a noncreature, nonland card from it. That player discards that card.

Plains

Masticore

At the beginning of your upkeep, sacrifice Masticore unless you discard a card.
{2}: Masticore deals 1 damage to target creature.
{2}: Regenerate Masticore.

Nantuko Shade

{B}: Nantuko Shade gets +1/+1 until end of turn.

Withered Wretch

Knight of Stromgald

Protection from white
{B}: Knight of Stromgald gains first strike until end of turn.
{B}{B}: Knight of Stromgald gets +1/+0 until end of turn.

Swords to Plowshares

Exile target creature. Its controller gains life equal to its power.

Wasteland

{T}: Add {C}.
{T}, Sacrifice Wasteland: Destroy target nonbasic land.

Vindicate

Null Rod

Activated abilities of artifacts can't be activated.

Tainted Field

{T}: Add {C}.
{T}: Add {W} or {B}. Activate only if you control a Swamp.

Engineered Plague

As Engineered Plague enters, choose a creature type.
All creatures of the chosen type get -1/-1.

Circle of Protection: Red

{1}: The next time a red source of your choice would deal damage to you this turn, prevent that damage.

Disenchant

Diabolic Edict

Target player sacrifices a creature of their choice.

Perish

Destroy all green creatures. They can't be regenerated.

Swamp

Gerrard's Verdict

Target player discards two cards. You gain 3 life for each land card discarded this way.

Phyrexian Arena

At the beginning of your upkeep, you draw a card and you lose 1 life.

Caves of Koilos

{T}: Add {C}.
{T}: Add {W} or {B}. Caves of Koilos deals 1 damage to you.

Hypnotic Specter

Flying
Whenever Hypnotic Specter deals damage to an opponent, that player discards a card at random.