Warmth

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

Smother

Destroy target creature with mana value 3 or less. It can't be regenerated.

Wasteland

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

City of Brass

Whenever this land becomes tapped, it deals 1 damage to you.
{T}: Add one mana of any color.

Gerrard's Verdict

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

Disenchant

Phyrexian Arena

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

Nantuko Shade

{B}: This creature gets +1/+1 until end of turn.

Exalted Angel

Flying
Whenever this creature 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.)

Duress

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

Vindicate

Swords to Plowshares

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

Plains

Seal of Cleansing

Sacrifice this enchantment: Destroy target artifact or enchantment.

Hypnotic Specter

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

Swamp

Circle of Protection: Red

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

Skeletal Scrying

As an additional cost to cast this spell, exile X cards from your graveyard.
You draw X cards and you lose X life.

Dark Ritual

Death Grasp

Death Grasp deals X damage to any target. You gain X life.

Diabolic Edict

Target player sacrifices a creature of their choice.

Caves of Koilos

{T}: Add {C}.
{T}: Add {W} or {B}. This land deals 1 damage to you.

Withered Wretch

Tainted Field

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

Engineered Plague

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