Duress

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

Dark Ritual

Underworld Dreams

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

Thoughtseize

Target player reveals their hand. You choose a nonland card from it. That player discards that card. You lose 2 life.

Swamp

Geth's Grimoire

Whenever an opponent discards a card, you may draw a card.

Unhinge

Target player discards a card.
Draw a card.

Megrim

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

Grief

Menace
When Grief enters, target opponent reveals their hand. You choose a nonland card from it. That player discards that card.
Evoke—Exile a black card from your hand.

Mind Ravel

Target player discards a card.
Draw a card at the beginning of the next turn's upkeep.