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

When Burglar Rat enters the battlefield, each opponent discards a card.

At the beginning of your upkeep, each player discards a card.

Each player discards all the cards in their hand, then draws that many cards minus one.

Flying When Fell Specter enters the battlefield, target opponent discards a card. Whenever an opponent discards a card, that player loses 2 life.

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

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

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

Necrogoyf's power is equal to the number of creature cards in all graveyards. At the beginning of each player's upkeep, that player discards a card. Madness {1}{B}{B} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)

Whenever a player casts a spell, that player discards a card.

Whenever an opponent casts a spell, that player loses 5 life unless they discard a card.

Flying, haste Whenever Rankle, Master of Pranks deals combat damage to a player, choose any number — • Each player discards a card. • Each player loses 1 life and draws a card. • Each player sacrifices a creature.

At the beginning of each end step, if a player discarded a card this turn, create a 1/1 black Bird creature token with flying and "This creature can't block." {3}{B}, {T}: Each opponent discards a card. Activate only as a sorcery.

Kicker {B}{B} (You may pay an additional {B}{B} as you cast this spell.) Protection from white Whenever an opponent discards a card, put a +1/+1 counter on Tourach, Dread Cantor. When Tourach enters the battlefield, if it was kicked, target opponent discards two cards at random.

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

Charcoal Diamond enters the battlefield tapped. {T}: Add {B}.

Add {B}{B}{B}.