Sulfurous Springs

{T}: Add {C}.
{T}: Add {B} or {R}. Sulfurous Springs deals 1 damage to you.

Phyrexian Scuta

Kicker—Pay 3 life. (You may pay 3 life in addition to any other costs as you cast this spell.)
If Phyrexian Scuta was kicked, it enters with two +1/+1 counters on it.

Pyroclasm

Pyroclasm deals 2 damage to each creature.

Swamp

Skizzik

Kicker {R} (You may pay an additional {R} as you cast this spell.)
Trample, haste
At the beginning of the end step, if Skizzik wasn't kicked, sacrifice it.

Blazing Specter

Flying, haste
Whenever Blazing Specter deals combat damage to a player, that player discards a card.

Pyre Zombie

At the beginning of your upkeep, if Pyre Zombie is in your graveyard, you may pay {1}{B}{B}. If you do, return Pyre Zombie to your hand.
{1}{R}{R}, Sacrifice Pyre Zombie: It deals 2 damage to any target.

Ravenous Rats

When Ravenous Rats enters, target opponent discards a card.

Rishadan Port

Plague Spitter

At the beginning of your upkeep, Plague Spitter deals 1 damage to each creature and each player.
When Plague Spitter dies, it deals 1 damage to each creature and each player.

Marauding Knight

Protection from white
Marauding Knight gets +1/+1 for each Plains your opponents control.

Urza's Rage

Kicker {8}{R} (You may pay an additional {8}{R} as you cast this spell.)
This spell can't be countered.
Urza's Rage deals 3 damage to any target. If this spell was kicked, instead it deals 10 damage to that permanent or player and the damage can't be prevented.

Slay

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

Terminate

Destroy target creature. It can't be regenerated.

Urborg Volcano

Urborg Volcano enters tapped.
{T}: Add {B} or {R}.

Crypt Angel

Flying, protection from white
When Crypt Angel enters, return target blue or red creature card from your graveyard to your hand.

Addle

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

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.

Mountain

Ghitu Fire

You may cast Ghitu Fire 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.