Upheaval

Return all permanents to their owners' hands.

Words of Wisdom

You draw two cards, then each other player draws a card.

Afflict

Target creature gets -1/-1 until end of turn.
Draw a card.

Bloodcurdler

Flying
At the beginning of your upkeep, mill a card.
Threshold — As long as there are seven or more cards in your graveyard, this creature gets +1/+1 and has "At the beginning of your end step, exile two cards from your graveyard."

Braids, Cabal Minion

At the beginning of each player's upkeep, that player sacrifices an artifact, creature, or land of their choice.

Buried Alive

Search your library for up to three creature cards, put them into your graveyard, then shuffle.

Cabal Inquisitor

Threshold — {1}{B}, {T}, Exile two cards from your graveyard: Target player discards a card. Activate only as a sorcery and only if there are seven or more cards in your graveyard.

Blessed Orator

Cabal Patriarch

{2}{B}, Sacrifice a creature: Target creature gets -2/-2 until end of turn.
{2}{B}, Exile a creature card from your graveyard: Target creature gets -2/-2 until end of turn.

Cabal Shrine

Whenever a player casts a spell, that player discards X cards, where X is the number of cards in all graveyards with the same name as that spell.

Caustic Tar

Enchant land
Enchanted land has "{T}: Target player loses 3 life."

Childhood Horror

Flying
Threshold — As long as there are seven or more cards in your graveyard, this creature gets +2/+2 and can't block.

Coffin Purge

Exile target card from a graveyard.
Flashback {B} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Crypt Creeper

Sacrifice this creature: Exile target card from a graveyard.

Cursed Monstrosity

Flying
Whenever this creature becomes the target of a spell or ability, sacrifice it unless you discard a land card.

Decaying Soil

At the beginning of your upkeep, exile a card from your graveyard.
Threshold — As long as there are seven or more cards in your graveyard, this enchantment has "Whenever a nontoken creature is put into your graveyard from the battlefield, you may pay {1}. If you do, return that card to your hand."

Odyssey