Scorching Lava

Kicker {R} (You may pay an additional {R} as you cast this spell.)
Scorching Lava deals 2 damage to any target. If this spell was kicked, that creature can't be regenerated this turn and if it would die this turn, exile it instead.

Phyrexian Reaper

Whenever this creature becomes blocked by a green creature, destroy that creature. It can't be regenerated.

Mountain

Soul Burn

Spend only black and/or red mana on X.
Soul Burn deals X damage to any target. You gain life equal to the damage dealt, but not more than the amount of {B} spent on X, the player's life total before the damage was dealt, the planeswalker's loyalty before the damage was dealt, or the creature's toughness.

Cinder Shade

{B}: This creature gets +1/+1 until end of turn.
{R}, Sacrifice this creature: It deals damage equal to its power to target creature.

Smoldering Tar

At the beginning of your upkeep, target player loses 1 life.
Sacrifice this enchantment: It deals 4 damage to target creature. Activate only as a sorcery.

Zap deals 1 damage to any target.
Draw a card.

Swamp

Hypnotic Cloud

Kicker {4} (You may pay an additional {4} as you cast this spell.)
Target player discards a card. If this spell was kicked, that player discards three cards instead.

Phyrexian Delver

When this creature enters, return target creature card from your graveyard to the battlefield. You lose life equal to that card's mana value.

Halam Djinn

Haste
This creature gets -2/-2 as long as red is the most common color among all permanents or is tied for most common.

Agonizing Demise

Kicker {1}{R} (You may pay an additional {1}{R} as you cast this spell.)
Destroy target nonblack creature. It can't be regenerated. If this spell was kicked, Agonizing Demise deals damage equal to that creature's power to the creature's controller.

Trench Wurm

{2}{R}, {T}: Destroy target nonbasic land.

Addle

Choose a color. Target player reveals their hand and you choose a card of that color from it. That player discards that card.

Firescreamer

{R}: This creature gets +1/+0 until end of turn.

Phyrexian Slayer

Flying
Whenever this creature becomes blocked by a white creature, destroy that creature. It can't be regenerated.

Ghitu Fire

You may cast this spell as though it had flash if you pay {2} more to cast it. (You may cast it any time you could cast an instant.)
Ghitu Fire deals X damage to any target.

Shivan Zombie

Breath of Darigaaz

Kicker {2} (You may pay an additional {2} as you cast this spell.)
Breath of Darigaaz deals 1 damage to each creature without flying and each player. If this spell was kicked, it deals 4 damage to each creature without flying and each player instead.

Mourning

Enchant creature
Enchanted creature gets -2/-0.
{B}: Return this Aura to its owner's hand.

Vicious Kavu

Whenever this creature attacks, it gets +2/+0 until end of turn.

Urborg Volcano

This land enters tapped.
{T}: Add {B} or {R}.

Hate Weaver

{2}: Target blue or red creature gets +1/+0 until end of turn.

Ravenous Rats

When this creature enters, target opponent discards a card.

Maniacal Rage

Enchant creature
Enchanted creature gets +2/+2 and can't block.

Annihilate

Destroy target nonblack creature. It can't be regenerated.
Draw a card.

Thunderscape Apprentice

{B}, {T}: Target player loses 1 life.
{G}, {T}: Target creature gets +1/+1 until end of turn.

Hooded Kavu

{B}: This creature gains fear until end of turn. (It can't be blocked except by artifact creatures and/or black creatures.)

Kavu Aggressor

Kicker {4} (You may pay an additional {4} as you cast this spell.)
This creature can't block.
If this creature was kicked, it enters with a +1/+1 counter on it.