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

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

Multikicker {B} (You may pay an additional {B} any number of times as you cast this spell.) When Bloodhusk Ritualist enters the battlefield, target opponent discards a card for each time it was kicked.

At the beginning of each opponent's upkeep, if that player has one or fewer cards in hand, Davriel, Rogue Shadowmage deals 2 damage to them. −1: Target player discards a card.

Each player discards three cards.

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

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

Whenever an opponent discards a card, that player loses 2 life.

Target player discards two cards.

Target player discards a card. Retrace (You may cast this card from your graveyard by discarding a land card in addition to paying its other costs.)

When Ravenous Rats enters the battlefield, target opponent discards a card.

Target player discards two cards. Cycling {2} ({2}, Discard this card: Draw a card.)

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

{T}: Add {C}. {1}, {T}: Put a storage counter on Dreadship Reef. {1}, Remove X storage counters from Dreadship Reef: Add X mana in any combination of {U} and/or {B}.

({T}: Add {B}.)

Target player sacrifices a creature.