msem-instigator

You draw two cards, lose 2 life, and mill two cards.

When target creature or planeswalker dies this turn, return that card to the battlefield under your control. Destroy that permanent.

Exile target creature you don't control. Its controller may search their library for a creature card with a different name, reveal it, put it into their hand, then shuffle.

Defender
Whenever Patient Cocoon is dealt damage, create a 1/1 green Insect creature token.

{3}{B}: Judge another target creature you control. Activate only as a sorcery. (Honor it by putting a +1/+1 counter on it or condemn it by sacrificing it to draw a card.)

Create two tapped Treasure tokens. (Then exile this card. You may cast the creature later from exile.)

Target opponent reveals their hand. You choose a nonland card from it. If you can't, they discard a card. Otherwise, that player discards a card, then if they didn't discard the chosen card, you create a tapped Treasure token. (It's an artifact with “{T}, Sacrifice this artifact: Add one mana of any color.”)

At the beginning of your declare attackers step, create a 0/1 white Cat creature token that's tapped and attacking. Exile that token at the beginning of the next end step.

At the beginning of your upkeep, each player discards a card. Then if a player has no cards in hand, you may transform Performer of Ambition.

Menagerie — If there are five or more creature types among creatures you control, you may search your library for a card, then shuffle and put that card on top.
You draw two cards and you lose 2 life.

Mill three cards, then you may return a creature or land card from your graveyard to your hand.

Target player discards two cards. Forebode. (Create a tapped colorless Omen artifact token with “{T}, Discard a card, Sacrifice this artifact: Draw a card.”)

Voracious 1 (As this enters, you may sacrifice an artifact or creature. If you do, it enters with a +1/+1 counter on it.)
Haste

{2}{B}, {T}, Sacrifice another creature: Each opponent loses 2 life and you gain 2 life.

Destroy target creature. Create a tapped 2/2 black Zombie creature token.

Deathtouch
When Pestilent Scavenger enters, you may mill three cards.

When Pestilent Vermin enters, target opponent loses 2 life unless they discard a card.
Whenever you cast a Tale, you may return Pestilent Vermin from your graveyard to your hand.

Deathtouch
Whenever Phantasmal Stalker deals damage to a planeswalker, destroy it.

Menace
Crew 3
You may exile two creature cards from your graveyard rather than pay Phantom Walker's crew cost.

Whenever a creature you control dies, draw a card if it had power greater than its base power.

Menace (This creature can't be blocked except by two or more creatures.)
Whenever a creature blocks, its controller loses 1 life.

You draw two cards, lose 2 life, and create a Gold token. (It's an artifact with “Sacrifice this artifact: Add one mana of any color.”)

Each opponent loses 1 life. Whenever you cast another spell this turn, each opponent loses 1 life.
Acquiesce (If you cast this spell from your hand, exile it as it resolves. When one or more creatures you control deal combat damage to an opponent, you may cast this card from exile without paying its mana cost.)

Target opponent reveals their hand. You choose a nonland card from it. That player discards that card. You lose 2 life unless that player is cursed.

Ward—Discard a card. (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player discards a card.)
You have “Ward—Discard a card.”