Whenever Graceful Cat attacks, it gets +1/+1 until end of turn.

Target player discards two cards.
Morbid — If a creature died this turn, instead that player reveals their hand, you choose two cards from it, then that player discards those cards.

When Hierophant's Chalice enters the battlefield, target opponent loses 1 life and you gain 1 life.
: Add .

Incited Rabble attacks each combat if able.
: Incited Rabble gets +1/+0 until end of turn.

Exile target artifact or enchantment.

When Kessig Malcontents enters the battlefield, it deals damage to target player or planeswalker equal to the number of Humans you control.

(Theme color: )

Create two 1/1 white Spirit creature tokens with flying.
Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Whenever you cast an Adventure instant or sorcery spell, copy it. You may choose new targets for the copy.

Flying
Will of the council — When Magister of Worth enters the battlefield, starting with you, each player votes for grace or condemnation. If grace gets more votes, each player returns each creature card from their graveyard to the battlefield. If condemnation gets more votes or the vote is tied, destroy all creatures other than Magister of Worth.

, , Sacrifice Magus of the Mind: Shuffle your library, then exile the top X cards, where X is one plus the number of spells cast this turn. Until end of turn, you may play lands and cast spells from among cards exiled this way without paying their mana costs.

Soulbond (You may pair this creature with another unpaired creature when either enters the battlefield. They remain paired for as long as you control both of them.)
As long as Nightshade Peddler is paired with another creature, both creatures have deathtouch.

When Obsessive Skinner enters the battlefield, put a +1/+1 counter on target creature.
Delirium — At the beginning of each opponent's upkeep, if there are four or more card types among cards in your graveyard, put a +1/+1 counter on target creature.

At the beginning of each upkeep, if you control no Snakes, create a 1/1 black Snake creature token with deathtouch.

Other white creatures you control get +1/+1.
, : Another target white creature you control gains vigilance until end of turn. (Attacking doesn't cause it to tap.)

When Pheres-Band Brawler enters the battlefield, it fights up to one target creature you don't control. (Each deals damage equal to its power to the other.)

When Pirate's Cutlass enters the battlefield, attach it to target Pirate you control.
Equipped creature gets +2/+1.
Equip (: Attach to target creature you control. Equip only as a sorcery.)

When Possessed Skaab enters the battlefield, return target instant, sorcery, or creature card from your graveyard to your hand.
If Possessed Skaab would die, exile it instead.

Flash
Flying
You may cast historic spells as though they had flash. (Artifacts, legendaries, and Sagas are historic.)