msem-instigator

Reach, vigilance

Flying, trample
When Ashen Persecutor enters the battlefield, target opponent reveals their hand. You choose a nonland card from it. That player discards that card and you gain life equal to its mana value.

Vigilance
Avatar of Utsenchep can block any number of creatures.
All creatures able to block Avatar of Utsenchep do so.

Menace
Whenever a creature you control deals combat damage to a permanent, that permanent's controller sacrifices it.

Menace
When Azuma Hashiro, the Thronebreaker enters the battlefield, you may cast up to two cards from your opponents' graveyards without paying their mana costs. If those spells would be put into a graveyard, exile that card instead.

You lose 1 life and exile the top card of your library. You may repeat this process any number of times. Then put up to two cards exiled this way into your hand.
Coalesce {5}{B}{B} (You may cast this from your graveyard for its coalesce cost. If you do, put it onto the battlefield as a Horror creature after it resolves. Exile it if it would leave the battlefield or not resolve.)
Black Hole Musings's power is equal to the number of cards in exile.

Trample
{T}: Add {C}.
At the beginning of your upkeep, you may pay {2}. When you do, Blundering Clocktower becomes a creature in addition to its other types until the beginning of your next end step. End the turn.

This spell costs {1} less to cast for each creature you control.
Trample
While you're searching your library, you may cast Camouflaged Sprareos from your library.

Flying, haste
When Cataclysmic Skytyrant enters the battlefield, sacrifice all other non-Dragon creatures you control. For each creature sacrificed this way, create a 3/3 red Dragon creature token with flying.

Flying, prowess
When Chronosphere Sovereign enters the battlefield, nonbasic permanents target opponent controls don't untap during their controller's next untap step.
When Chronosphere Sovereign dies, it deals 3 damage to each tapped creature you don't control. Destroy each tapped artifact you don't control.

Return up to one target creature card from a graveyard to the battlefield under your control.
Coalesce {9}{B} (You may cast this from your graveyard for {9}{B}. If you do, put it onto the battlefield as a Horror creature after it resolves. Exile it if it would leave the battlefield or not resolve.)
Indestructible

Deception can't be blocked.
{1}{U}{B}: Target creature can't be blocked this turn. Activate only if Deception is in your graveyard.

Dekinn, Depths Spirit can't attack or block unless a player has lost 3 or more life this turn.
At the beginning of each player's upkeep, that player may create a Mountain token. If they do, Dekinn deals 3 damage to them.
When Dekinn dies or is put into exile from the battlefield, you may put him into his owner's library third from the top.

Menace
When Depraved Archknight enters the battlefield, each opponent may pay 7 life. For each player that doesn't, you draw seven cards.

Trample
Creatures your opponents control get -1/-0.

Flying, menace
When Dreadfire Tyrant enters the battlefield, target opponent reveals their hand. You may put a creature or planeswalker card from it onto the battlefield under your control. That permanent gains haste and “At the beginning of your end step, sacrifice a permanent you control.”
When Dreadfire Tyrant dies, each opponent loses 5 life. You gain life equal to the life lost this way.

Ward—Pay 3 life and discard a card.
Once each turn, when another creature leaves the battlefield, you may have target creature become a copy of that creature until end of turn.

Deathtouch, lifelink
When Emperor Azuma Hashiro enters the battlefield, gain control of target creature for as long as you control Emperor Azuma Hashiro.
At the beginning of your upkeep, each opponent loses life equal to the number of permanents you control but don't own.

Each player can't cast more than one spell each turn.
You may cast spells from your hand without paying their mana costs.

Flying, vigilance, indestructible
Faradia, Honored Sovereign can't attack or block unless you tap three other untapped creatures and/or artifacts you control.

Vanishing 3 (This permanent enters the battlefield with three time counters on it. At the beginning of your upkeep, remove a time counter from it. When the last is removed, sacrifice it.)
When Fogborn Mauler enters or leaves the battlefield, you gain 2 life.

Lifelink
Frenzied Watchkeeper enters the battlefield with six -1/-1 counters on it.
At the beginning of each end step, if an opponent lost life this turn, remove a -1/-1 counter from Frenzied Watchkeeper.

Flying
This spell can't be countered.
When Frostbreath Dragon enters the battlefield, tap target creature. It doesn't untap during its controller's next untap step.
Whenever Frostbreath Dragon becomes the target of a spell or ability, counter it unless its controller pays {2} and discards a card.

Menace
At the beginning of your end step, He of All Hallow's Eve deals damage equal to its power to you unless you're horrific. (You're horrific as long as you've sacrificed a permanent or discarded a card this turn.)

Flying
If a source without flying would deal damage to you, prevent 2 of that damage.
Crew 5