Keldon Necropolis

{T}: Add {C}.
{4}{R}, {T}, Sacrifice a creature: Keldon Necropolis deals 2 damage to any target.

Pyre Zombie

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

Skizzik

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

Addle

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

Void

Choose a number. Destroy all artifacts and creatures with mana value equal to that number. Then target player reveals their hand and discards all nonland cards with mana value equal to the number.

Nightscape Familiar

Blue spells and red spells you cast cost {1} less to cast.
{1}{B}: Regenerate this creature.

Shivan Zombie

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.

Cremate

Exile target card from a graveyard.
Draw a card.

Urborg Volcano

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

Ravenous Rats

When this creature enters, target opponent discards a card.

Slay

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

Backlash

Tap target untapped creature. That creature deals damage equal to its power to its controller.

Swamp

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.

Flametongue Kavu

When this creature enters, it deals 4 damage to target creature.

Terminate

Destroy target creature. It can't be regenerated.

Phyrexian Rager

When this creature enters, you draw a card and you lose 1 life.

Mountain

Blazing Specter

Flying, haste
Whenever this creature deals combat damage to a player, that player discards a card.