Swamp

Island

Crosis's Catacombs

When Crosis's Catacombs enters, sacrifice it unless you return a non-Lair land you control to its owner's hand.
{T}: Add {U}, {B}, or {R}.

Seer's Vision

Your opponents play with their hands revealed.
Sacrifice Seer's Vision: Look at target player's hand and choose a card from it. That player discards that card. Activate only as a sorcery.

Salt Marsh

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

Urborg Volcano

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

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.

Vile Consumption

All creatures have "At the beginning of your upkeep, sacrifice this creature unless you pay 1 life."

Blazing Specter

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

Suffering

Pain

Pain // Suffering

Crosis's Attendant

{1}, Sacrifice Crosis's Attendant: Add {U}{B}{R}.

Stalking Assassin

{3}{U}, {T}: Tap target creature.
{3}{B}, {T}: Destroy target tapped creature.

Sulfur Vent

Sulfur Vent enters tapped.
{T}: Add {B}.
{T}, Sacrifice Sulfur Vent: Add {U}{R}.

Shivan Zombie

Crosis, the Purger

Flying
Whenever Crosis, the Purger deals combat damage to a player, you may pay {2}{B}. If you do, choose a color, then that player reveals their hand and discards all cards of that color.

Addle

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

Phyrexian Tyranny

Whenever a player draws a card, that player loses 2 life unless they pay {2}.

Barrin's Spite

Choose two target creatures controlled by the same player. Their controller chooses and sacrifices one of them. Return the other to its owner's hand.

Sleeper's Robe

Enchant creature
Enchanted creature has fear. (It can't be blocked except by artifact creatures and/or black creatures.)
Whenever enchanted creature deals combat damage to an opponent, you may draw a card.

Mountain

Recoil

Return target permanent to its owner's hand. Then that player discards a card.

Crosis's Charm

Choose one —
• Return target permanent to its owner's hand.
• Destroy target nonblack creature. It can't be regenerated.
• Destroy target artifact.