Mistform Sliver

All Slivers have “: This permanent becomes the creature type of your choice in addition to its other types until end of turn.”

Whipgrass Entangler

: Until end of turn, target creature gains “This creature can’t attack or block unless its controller pays for each Cleric on the battlefield.”

Patriarch’s Bidding

Each player chooses a creature type. Each player returns all creature cards of a type chosen this way from their graveyard to the battlefield.

Infest

All creatures get -2/-2 until end of turn.

Starlit Sanctum

: Add .
, , Sacrifice a Cleric creature: You gain life equal to the sacrificed creature’s toughness.
, , Sacrifice a Cleric creature: Target player loses life equal to the sacrificed creature’s power.

Chainer’s Edict

Target player sacrifices a creature of their choice.
Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Slay

Destroy target green creature. It can’t be regenerated.
Draw a card.

Defy Gravity

Target creature gains flying until end of turn.
Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Flash of Insight

Look at the top X cards of your library. Put one of them into your hand and the rest on the bottom of your library in any order.
Flashback—, Exile X blue cards from your graveyard. (You may cast this card from your graveyard for its flashback cost, then exile it. You can’t exile Flash of Insight to pay for its own flashback cost.)

Lost in Thought

Enchant creature
Enchanted creature can’t attack or block, and its activated abilities can’t be activated. Its controller may exile three cards from their graveyard for that player to ignore this effect until end of turn.

Swelter

Swelter deals 2 damage to each of two target creatures.

Chainer’s Edict

Target player sacrifices a creature of their choice.
Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Plagiarize

Until end of turn, if target player would draw a card, instead that player skips that draw and you draw a card.

Tattoo Ward

Enchant creature
Enchanted creature gets +1/+1 and has protection from enchantments. This effect doesn’t remove Tattoo Ward.
Sacrifice Tattoo Ward: Destroy target enchantment.

Hallowed Healer

: Prevent the next 2 damage that would be dealt to any target this turn.
Threshold — : Prevent the next 4 damage that would be dealt to any target this turn. Activate only if seven or more cards are in your graveyard.

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.