msem-instigator

{T}: Add {C}.
Whenever Cunning Chanter becomes tapped, each opponent mills a card.

Hexproof (This creature can't be the target of spells or abilities your opponents control.)
As long as an opponent has ten or more cards in their graveyard, Cunning Infiltrator gets +3/+2 and can't be blocked.

If an opponent would draw one or more cards, that player instead draws that many cards plus one, then exiles a card from their hand.
You may play cards exiled by Curated Citations, and you may spend mana as though it was mana of any type to cast them.

Flying
When Curator of Curios enters, draw a card for each glory counter you have.

First strike
Aura spells and spells with fabled you cast cost {1} less to cast.
Equip costs you pay cost {1} less.

Deathtouch
Whenever an Egg you control dies, you may return an exiled card on an Adventure to its owner's hand.

When Curious Charter enters, it explores. (Reveal the top card of your library. Put that card into your hand if it's a land. Otherwise, put a +1/+1 counter on this creature, then put the card back or put it into your graveyard.)
As a permanent you control explores a land, you may put it onto the battlefield rather than into your hand.

Experience (Whenever this creature attacks, if it has fewer than three +1/+1 counters on it, put a +1/+1 counter on it.)
Curious Cubs has first strike as long as its attacking.
When Curious Cubs has three or more +1/+1 counters on it, remove them all and transform it.

Exile the top card of your library. You may play that card until your next end step. At the beginning of the next end step, if you didn't play the exiled card, return Curious Disturbances from your graveyard to your hand.

Elemental, Demon, and Spirit spells you cast cost {1} less to cast.
Whenever you cast a Elemental, Demon, or Spirit spell, investigate. (Create a colorless Clue artifact token with “{2}, Sacrifice this artifact: Draw a card.”)

Enchant opponent
Whenever enchanted player plays a land, you may put a land card from your hand onto the battlefield.

Enchant opponent
Creatures enchanted player controls get -1/-0.

Create a 2/2 colorless Spirit creature token.
When inscribed creature dies, create a 2/2 colorless Spirit creature token.
Inscribe {2}{B}{B} ({2}{B}{B}: Exile this card from your hand inscribed on a creature you control. Whenever that creature attacks, its controller may cast a copy of the inscribed card without paying its mana cost. Inscribe only as a sorcery.)

Enchant player
At the beginning of enchanted player's upkeep, that player upgrades a creature you control. (They give it one of the listed counters it doesn't have.)
• +1/+1
• Lifelink
• Menace

Enchant opponent
Creatures enchanted player control lose hexproof and indestructible and can't have or gain hexproof or indestructible.

Enchant opponent
At the beginning of enchanted player's end step, they discard a card.

At the beginning of your upkeep, mill a card.
Whenever a creature card is put into your graveyard from your library, you may exile it. If you do, create a 2/2 black Zombie creature token.

Enchant opponent
Creatures enchanted player controls with power 2 or less can't block.

Equipped creature gets +2/+1.
When equipped creature deals combat damage to an opponent, you may sacrifice Cursebreaker Hammer. If you do, destroy target artifact or enchantment that player controls.
Equip {2}

Whenever a creature enters this turn, destroy it.

Deathtouch
Cutthroat Deceiver enters with four -1/-1 counters on it.
{3}{B}, {T}: Move a -1/-1 counter from Cutthroat Deceiver onto another target creature.

Target opponent sacrifices a creature with the greatest power among creatures that player controls.
Fabled {3}{B}{B} (Then if you cast this for its fabled cost, put it onto the battlefield transformed attached to that player.)

Pressure {3}{U}{B} (You may cast this spell for its pressure cost if there are seven or more cards in your graveyard.)
Slipstream (This creature can't be blocked as long as only creatures with slipstream are attacking.)
{U}{B}, Reveal Cuxuri Beckoner from your hand: Target player mills two cards.

Flash
When CySec Disruptor enters, if it was cast, target opponent conjures a card named Data-Point on top of their library. (It's a sorcery that costs {2} with “Draw a card.”)

When CySec Moderation Council enters, choose a nontoken enchantment you control or an enchantment card in your graveyard. Conjure a duplicate of that card into your hand.