msem-instigator

Whenever another creature you control enters, this creature gets +1/+1 until end of turn. The first time each turn a nontoken Citizen or Peasant entering causes this ability to trigger, instead create a 1/1 white Peasant creature token.

Wake of the Beast deals 2 damage divided as you choose among one or two targets.
Whenever a creature you control becomes monstrous, you may pay {R}. If you do, return Wake of the Beast from your graveyard to your hand.

{T}: Draw a card, then discard a card. If you discarded an instant, sorcery, Pirate, or Rogue card this way, create a 1/1 blue Tentacle creature token with “This creature can't block.”

Vanguard — Whenever a creature you control attacks alone, draw a card.

Create two 1/1 green Elf Scout creature tokens. They gain reach until end of turn.

(Add a quest counter as this enters. Sacrifice after 3.)
At the beginning of your end step, if you have more life than an opponent, add a quest counter.
1, 2 — Mill two cards. You may put one of those cards into your hand. If you do, you lose 3 life. Otherwise, you gain 3 life.
3 — Return target creature or planeswalker card from your graveyard to the battlefield.

Flying
Charm Canary enters with a +1/+1 counter on it.
When Charm Canary leaves the battlefield, you may put a +1/+1 counter on target creature.

At the beginning of your upkeep, choose an opponent. That player creates a 3/2 colorless Horror creature token.
{2}: Target opponent gains control of Deepdrinker's Effigy.

Destroy all attacking creatures with power 3 or greater.

Search target player's graveyard and library for up to one card each and exile those cards. That player shuffles.
Agonize (You may cast this card from your graveyard by putting a -1/-1 counter on a creature you control in addition to paying its other costs. Then exile this card.)

Revive {3}{B} ({3}{B}, Exile this card from your graveyard: Create a token that's a copy of it except it has no mana cost. Revive only as a sorcery.)

Exile up to three instant or sorcery cards from your graveyard. You may cast a copy of each card exiled this way without paying its mana cost.

{2}{B}, Sacrifice Innocuous Sidekick and another creature: Create a 4/4 black Horror creature token with menace. Activate only as a sorcery.

Creatures you control gain first strike and vigilance until end of turn. Permutate. (You may remove a counter from a creature you control. If you do, put two +1/+1 counters on a different creature you control.)

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.

Vigilance
Whenever Danuri Banisher deals combat damage to a player, you may exile target creature. If you do, return that card to the battlefield under its owner's control at the beginning of the next end step.

As Coveted Tower enters, you may pay 3 life. If you don't, it enters tapped.
{T}: Add {G}, {U}, or {R}.

({T}: Add {W} or {U}.)
Pool of Light enters tapped unless you control a basic Plains or a basic Island.

Search your library for a creature card with haste, one with reach, one with trample, and one with vigilance, each with different names and reveal them. An opponent chooses two of those cards. Put the chosen cards into your graveyard and the rest into your hand. Then shuffle.

This spell costs {1} less to cast for each card you've drawn this turn.
Copy target instant or sorcery spell. You may reselect modes and choose new targets for the copy.

Flying, deathtouch
When Grim Raven of Wesgoth dies, return target non-Bird creature card from your graveyard to your hand.
Foreshadow {5}{B} (You may cast this spell for its foreshadow cost. If you do, also trigger its “dies” abilities when it enters.)

When Primordial Progenitor dies, create two 1/1 red Elemental creature tokens.

Flying
Whenever Skyline Climber attacks, another target creature you control gains flying until end of turn.

When To Go Beyond enters, draw a card, then choose a card name.
{2}{U}: Reveal a card you own from outside the game with the chosen name and put it on top of your library.

Mark (Whenever this creature attacks, mark target creature until end of turn.)
Whenever a marked creature you don't control blocks, Cadalon Chemist deals 1 damage to that creature.