Tainted Field

{T}: Add {C}.
{T}: Add {W} or {B}. Activate only if you control a Swamp.

The Rack

As this artifact enters, choose an opponent.
At the beginning of the chosen player's upkeep, this artifact deals X damage to that player, where X is 3 minus the number of cards in their hand.

Ensnaring Bridge

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

Swords to Plowshares

Exile target creature. Its controller gains life equal to its power.

Disenchant

Plague Spitter

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

Gerrard's Verdict

Target player discards two cards. You gain 3 life for each land card discarded this way.

Duress

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

Wasteland

{T}: Add {C}.
{T}, Sacrifice this land: Destroy target nonbasic land.

Hypnotic Specter

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

Bottomless Pit

At the beginning of each player's upkeep, that player discards a card at random.

Each player loses a third of their life, then discards a third of the cards in their hand, then sacrifices a third of the creatures they control of their choice, then sacrifices a third of the lands they control of their choice. Round up each time.

Engineered Plague

As this enchantment enters, choose a creature type.
All creatures of the chosen type get -1/-1.

Stupor

Target opponent discards a card at random, then discards a card.

Plains

Dark Ritual

Circle of Protection: Red

{1}: The next time a red source of your choice would deal damage to you this turn, prevent that damage.