Urza's Tower

{T}: Add {C}. If you control an Urza's Mine and an Urza's Power-Plant, add {C}{C}{C} instead.

Sisay's Ring

Ebon Stronghold

Ebon Stronghold enters tapped.
{T}: Add {B}.
{T}, Sacrifice Ebon Stronghold: Add {B}{B}.

Crumble

Destroy target artifact. It can't be regenerated. That artifact's controller gains life equal to its mana value.

Boil

Death Spark

Death Spark deals 1 damage to any target.
At the beginning of your upkeep, if Death Spark is in your graveyard with a creature card directly above it, you may pay {1}. If you do, return Death Spark to your hand.

Havenwood Battleground

Havenwood Battleground enters tapped.
{T}: Add {G}.
{T}, Sacrifice Havenwood Battleground: Add {G}{G}.

Ankh of Mishra

Whenever a land enters, Ankh of Mishra deals 2 damage to that land's controller.

Rhox

You may have Rhox assign its combat damage as though it weren't blocked.
{2}{G}: Regenerate Rhox. (The next time this creature would be destroyed this turn, instead tap it, remove it from combat, and heal all damage on it.)

Fire Diamond

Fire Diamond enters tapped.
{T}: Add {R}.

Western Paladin

{B}{B}, {T}: Destroy target white creature.

Nekrataal

First strike
When Nekrataal enters, destroy target nonartifact, nonblack creature. That creature can't be regenerated.

Thoughtleech

Whenever an Island an opponent controls becomes tapped, you may gain 1 life.

Larceny

Whenever a creature you control deals combat damage to a player, that player discards a card.

Serpent Generator

{4}, {T}: Create a 1/1 colorless Snake artifact creature token. It has "Whenever this creature deals damage to a player, that player gets a poison counter." (A player with ten or more poison counters loses the game.)

Marsh Viper

Whenever Marsh Viper deals damage to a player, that player gets two poison counters. (A player with ten or more poison counters loses the game.)

Fyndhorn Elder

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.

Charcoal Diamond

Charcoal Diamond enters tapped.
{T}: Add {B}.

Creeping Mold

Destroy target artifact, enchantment, or land.

Hypnotic Specter

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

Bereavement

Whenever a green creature dies, its controller discards a card.

Cave People

Whenever Cave People attacks, it gets +1/-2 until end of turn.
{1}{R}{R}, {T}: Target creature gains mountainwalk until end of turn. (It can't be blocked as long as defending player controls a Mountain.)

Mindslicer

When Mindslicer dies, each player discards their hand.

Warthog

Swampwalk (This creature can't be blocked as long as defending player controls a Swamp.)

Moss Diamond

Moss Diamond enters tapped.
{T}: Add {G}.

Breeding Pit

At the beginning of your upkeep, sacrifice Breeding Pit unless you pay {B}{B}.
At the beginning of your end step, create a 0/1 black Thrull creature token.

Black Knight

First strike (This creature deals combat damage before creatures without first strike.)
Protection from white (This creature can't be blocked, targeted, dealt damage, or enchanted by anything white.)

Naturalize

Mindstab Thrull

Whenever Mindstab Thrull attacks and isn't blocked, you may sacrifice it. If you do, defending player discards three cards.

Plague Wind

Destroy all creatures you don't control. They can't be regenerated.

Verdant Force

At the beginning of each upkeep, create a 1/1 green Saproling creature token.

Xira Arien

Flying
{B}{R}{G}, {T}: Target player draws a card.

Forest

Eastern Paladin

{B}{B}, {T}: Destroy target green creature.

Llanowar Elves

Swamp

Elvish Lyrist

{G}, {T}, Sacrifice Elvish Lyrist: Destroy target enchantment.

Regrowth

Return target card from your graveyard to your hand.

Abyssal Specter

Flying
Whenever Abyssal Specter deals damage to a player, that player discards a card.

Ashes to Ashes

Exile two target nonartifact creatures. Ashes to Ashes deals 5 damage to you.

Blackmail

Target player reveals three cards from their hand and you choose one of them. That player discards that card.

Two-Headed Dragon

Flying
Menace (This creature can't be blocked except by two or more creatures.)
Two-Headed Dragon can block an additional creature each combat.
{1}{R}: Two-Headed Dragon gets +2/+0 until end of turn.

Urza's Power Plant

{T}: Add {C}. If you control an Urza's Mine and an Urza's Tower, add {C}{C} instead.

Urza's Mine

{T}: Add {C}. If you control an Urza's Power-Plant and an Urza's Tower, add {C}{C} instead.

Whirling Dervish

Protection from black
At the beginning of each end step, if Whirling Dervish dealt damage to an opponent this turn, put a +1/+1 counter on it.

Befoul

Destroy target land or nonblack creature. It can't be regenerated.

Volcanic Geyser

Volcanic Geyser deals X damage to any target.

Choke

Islands don't untap during their controllers' untap steps.

Dwarven Ruins

Dwarven Ruins enters tapped.
{T}: Add {R}.
{T}, Sacrifice Dwarven Ruins: Add {R}{R}.

Lifeforce

Lynx

Forestwalk (This creature can't be blocked as long as defending player controls a Forest.)

Mind Rot

Dread of Night

Royal Assassin

Quirion Elves

As Quirion Elves enters, choose a color.
{T}: Add {G}.
{T}: Add one mana of the chosen color.

Desert Twister

Uktabi Orangutan

When Uktabi Orangutan enters, destroy target artifact.

Death Pits of Rath

Whenever a creature is dealt damage, destroy it. It can't be regenerated.

Deathgrip

Cackling Fiend

When Cackling Fiend enters, each opponent discards a card.

Mountain

Diabolic Tutor

Search your library for a card, put that card into your hand, then shuffle.

Blaze

Mountain Yeti

Mountainwalk (This creature can't be blocked as long as defending player controls a Mountain.)
Protection from white

Uncle Istvan

Prevent all damage that would be dealt to Uncle Istvan by creatures.

Fissure

Destroy target creature or land. It can't be regenerated.

Canyon Wildcat

Mountainwalk (This creature can't be blocked as long as defending player controls a Mountain.)

Elvish Scrapper

{G}, {T}, Sacrifice Elvish Scrapper: Destroy target artifact.

Ice Floe

You may choose not to untap Ice Floe during your untap step.
{T}: Tap target creature without flying that's attacking you. It doesn't untap during its controller's untap step for as long as Ice Floe remains tapped.

Mirri, Cat Warrior

First strike, forestwalk, vigilance (This creature deals combat damage before creatures without first strike, it can't be blocked as long as defending player controls a Forest, and attacking doesn't cause this creature to tap.)

Bull Hippo

Islandwalk (This creature can't be blocked as long as defending player controls an Island.)

Dirtcowl Wurm

Whenever an opponent plays a land, put a +1/+1 counter on Dirtcowl Wurm.

Dingus Egg

Whenever a land is put into a graveyard from the battlefield, Dingus Egg deals 2 damage to that land's controller.

Quicksand

{T}: Add {C}.
{T}, Sacrifice Quicksand: Target attacking creature without flying gets -1/-2 until end of turn.