Each player chooses a number of permanents they control equal to the number of permanents controlled by the player who controls the fewest, then sacrifices the rest. Each player discards cards the same way.

At the beginning of your upkeep, each player discards a card. Each opponent who discarded a card that shares a card type with the card you discarded loses 3 life. (Players reveal the discarded cards simultaneously.)

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

Flying

Whenever Dragon Mage deals combat damage to a player, each player discards their hand, then draws seven cards.

Flying

Enemy of Enlightenment gets -1/-1 for each card in your opponents' hands.

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

Each player discards any number of cards, then draws that many cards.

Draw a card.

Exile Ill-Gotten Gains. Each player discards their hand, then returns up to three cards from their graveyard to their hand.

, : Each player discards their hand, then draws cards equal to the greatest number of cards a player discarded this way.

Each player discards a card, then loses 1 life, then sacrifices an artifact, a creature, an enchantment, a land, a planeswalker, and a tribal permanent, then exiles a card from their graveyard, then puts the top card of their library into their graveyard, then removes a counter from a permanent they control, then gets a poison counter.

+2: Each player discards a card.

−X: Return target nonlegendary creature card with mana value X from your graveyard to the battlefield.

−8: You get an emblem with "Whenever a creature dies, return it to the battlefield under your control at the beginning of the next end step."

, Sacrifice Magus of the Jar: Each player exiles all cards from their hand face down and draws seven cards. At the beginning of the next end step, each player discards their hand and returns to their hand each card they exiled this way.

When Marsh Crocodile enters, return a blue or black creature you control to its owner's hand.

When Marsh Crocodile enters, each player discards a card.

When Miasmic Mummy enters, each player discards a card.

When Mindslicer dies, each player discards their hand.

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.

Each player discards their hand, then draws seven cards.

Miracle (You may cast this card for its miracle cost when you draw it if it's the first card you drew this turn.)

When Rotting Rats enters, each player discards a card.

Unearth (: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)

Choose one at random —

• You get an emblem with "At the beginning of your upkeep, pay . If you don't, you lose the game."

• Each player discards their hand.

• Planeswalk to Pools of Becoming. (Once there, you can roll the planar die only if you're playing Planechase.)

• For each opponent, exile cards from the top of their library until you exile a nonland card. You may cast those cards without paying their mana costs.

• Destroy all creatures and non-Bolas planeswalkers.

• You get an emblem with "You can cast nonland cards from your sideboard."

Flying

When Serum Raker dies, each player discards a card.

At the beginning of each end step, each player discards their hand.

Each player discards a card. Then each player who didn't discard a creature card this way loses 4 life.

Suspend 4— (Rather than cast this card from your hand, pay and exile it with four time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, you may cast it without paying its mana cost.)

Each player discards their hand, then draws seven cards.

Each player discards their hand, then draws cards equal to the greatest number of cards a player discarded this way.

Cipher (Then you may exile this spell card encoded on a creature you control. Whenever that creature deals combat damage to a player, its controller may cast a copy of the encoded card without paying its mana cost.)