Giant Cockroach

Wall of Spears

Defender (This creature can't attack.)
First strike

Royal Assassin

Bog Imp

Flying (This creature can't be blocked except by creatures with flying or reach.)

Plague Beetle

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

Fodder Cannon

{4}, {T}, Sacrifice a creature: Fodder Cannon deals 4 damage to target creature.

Disrupting Scepter

{3}, {T}: Target player discards a card. Activate only during your turn.

Beast of Burden

Beast of Burden's power and toughness are each equal to the number of creatures on the battlefield.

Murderous Betrayal

{B}{B}, Pay half your life, rounded up: Destroy target nonblack creature. It can't be regenerated.

Drudge Skeletons

{B}: Regenerate Drudge Skeletons. (The next time this creature would be destroyed this turn, instead tap it, remove it from combat, and heal all damage on it.)

Sever Soul

Destroy target nonblack creature. It can't be regenerated. You gain life equal to its toughness.

Deathgazer

Whenever Deathgazer blocks or becomes blocked by a nonblack creature, destroy that creature at end of combat.

Vexing Arcanix

{3}, {T}: Target player chooses a card name, then reveals the top card of their library. If that card has the chosen name, that player puts it into their hand. Otherwise, they put it into their graveyard and Vexing Arcanix deals 2 damage to them.

Swamp

Maggot Carrier

When Maggot Carrier enters, each player loses 1 life.

Millstone

Larceny

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

Primeval Shambler

{B}: Primeval Shambler gets +1/+1 until end of turn.

Coat of Arms

Each creature gets +1/+1 for each other creature on the battlefield that shares at least one creature type with it. (For example, if two Goblin Warriors and a Goblin Shaman are on the battlefield, each gets +2/+2.)

Urborg Volcano

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

Severed Legion

Fear (This creature can't be blocked except by artifact creatures and/or black creatures.)

Swarm of Rats

Swarm of Rats's power is equal to the number of Rats you control.

Spellbook

Star Compass

Star Compass enters tapped.
{T}: Add one mana of any color that a basic land you control could produce.

Aladdin's Ring

{8}, {T}: Aladdin's Ring deals 4 damage to any target.

Patagia Golem

{3}: Patagia Golem gains flying until end of turn.

Urza's Mine

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

Plague Wind

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

Teferi's Puzzle Box

At the beginning of each player's draw step, that player puts the cards in their hand on the bottom of their library in any order, then draws that many cards.

Brass Herald

As Brass Herald enters, choose a creature type.
When Brass Herald enters, reveal the top four cards of your library. Put all creature cards of the chosen type revealed this way into your hand and the rest on the bottom of your library in any order.
Creatures of the chosen type get +1/+1.

Vicious Hunger

Vicious Hunger deals 2 damage to target creature and you gain 2 life.

Warped Devotion

Whenever a permanent is returned to a player's hand, that player discards a card.

City of Brass

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

Gravedigger

When Gravedigger enters, you may return target creature card from your graveyard to your hand.

Fallen Angel

Flying
Sacrifice a creature: Fallen Angel gets +2/+1 until end of turn.

Grave Pact

Whenever a creature you control dies, each other player sacrifices a creature of their choice.

Bog Wraith

Gluttonous Zombie

Coercion

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

Death Pits of Rath

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

Dusk Imp

Nausea

All creatures get -1/-1 until end of turn.

Nightmare

Flying (This creature can't be blocked except by creatures with flying or reach.)
Nightmare's power and toughness are each equal to the number of Swamps you control.

Urza's Power Plant

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

Skull of Orm

{5}, {T}: Return target enchantment card from your graveyard to your hand.

Zombify

Return target creature card from your graveyard to the battlefield.

Phyrexian Arena

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

Salt Marsh

Salt Marsh enters tapped.
{T}: Add {U} or {B}.

Raise Dead

Return target creature card from your graveyard to your hand.

Slay

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

Western Paladin

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

Iron Star

Whenever a player casts a red spell, you may pay {1}. If you do, you gain 1 life.

Mind Rot

Phyrexian Hulk

Deepwood Ghoul

Mind Slash

{B}, Sacrifice a creature: Target opponent reveals their hand. You choose a card from it. That player discards that card. Activate only as a sorcery.

Dark Banishing

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

Megrim

Whenever an opponent discards a card, Megrim deals 2 damage to that player.

Howling Mine

At the beginning of each player's draw step, if Howling Mine is untapped, that player draws an additional card.

Distorting Lens

{T}: Target permanent becomes the color of your choice until end of turn.

Fear

Enchant creature (Target a creature as you cast this. This card enters attached to that creature.)
Enchanted creature has fear. (It can't be blocked except by artifact creatures and/or black creatures.)

Rod of Ruin

{3}, {T}: Rod of Ruin deals 1 damage to any target.

Urza's Tower

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

Serpent Warrior

When Serpent Warrior enters, you lose 3 life.

Carrion Wall

Defender (This creature can't attack.)
{1}{B}: Regenerate Carrion Wall.

Planar Portal

{6}, {T}: Search your library for a card, put that card into your hand, then shuffle.

Ensnaring Bridge

Creatures with power greater than the number of cards in your hand can't attack.

Flying Carpet

{2}, {T}: Target creature gains flying until end of turn.

Death Pit Offering

When Death Pit Offering enters, sacrifice all creatures you control.
Creatures you control get +2/+2.

Nekrataal

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

Lord of the Undead

Other Zombie creatures get +1/+1.
{1}{B}, {T}: Return target Zombie card from your graveyard to your hand.

Persecute

Choose a color. Target player reveals their hand and discards all cards of that color.

Spineless Thug

Scathe Zombies

Ambition's Cost

You draw three cards and you lose 3 life.

Unholy Strength

Enchant creature
Enchanted creature gets +2/+1.

Phyrexian Colossus

Phyrexian Colossus doesn't untap during your untap step.
Pay 8 life: Untap Phyrexian Colossus.
Phyrexian Colossus can't be blocked except by three or more creatures.

Jayemdae Tome

Soul Feast

Target player loses 4 life and you gain 4 life.

Eastern Paladin

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

Phyrexian Plaguelord

{T}, Sacrifice Phyrexian Plaguelord: Target creature gets -4/-4 until end of turn.
Sacrifice a creature: Target creature gets -1/-1 until end of turn.

Urza's Armor

If a source would deal damage to you, prevent 1 of that damage.

Defense Grid

Each spell costs {3} more to cast except during its controller's turn.

Looming Shade

{B}: Looming Shade gets +1/+1 until end of turn.

Abyssal Specter

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

Dingus Egg

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

Ivory Cup

Whenever a player casts a white spell, you may pay {1}. If you do, you gain 1 life.

Crystal Rod

Whenever a player casts a blue spell, you may pay {1}. If you do, you gain 1 life.

Wooden Sphere

Whenever a player casts a green spell, you may pay {1}. If you do, you gain 1 life.

Throne of Bone

Whenever a player casts a black spell, you may pay {1}. If you do, you gain 1 life.

Ravenous Rats

When Ravenous Rats enters, target opponent discards a card.

Underworld Dreams

Whenever an opponent draws a card, Underworld Dreams deals 1 damage to that player.