msem-instigator

Bleed {U/B} (You may cast this spell for its bleed cost if an opponent has lost life this turn.)
Target player mills eight cards.

Enchant player
When Curse of Slaughter enters, it deals 4 damage to target creature or planeswalker enchanted player controls.
Creatures attacking enchanted player have trample.

Transcend (Activate as a sorcery to gain the next type and a +1/+1 counter.)
Whenever Cyrukan enters or transcends, create two 1/1 white Soldier creature tokens with haste.
{2}{R}{W}: Angel — Creatures you control get +1/+0 and gain first strike until end of turn.
{3}{R}{W}: Elder — Creatures you control gain lifelink and vigilance until end of turn.

When Generous Hermit dies, investigate. (Create a colorless Clue artifact token with “{2}, Sacrifice this artifact: Draw a card.”)

Lifelink
At the beginning of your end step, you gain 1 life if you gained life this turn, and each opponent that lost life this turn loses 1 life.

At the beginning of each end step, Fretport's Fade deals 2 damage to each player that had one or more cards put into their graveyard this turn.

Flying, haste
Whenever you cast an instant or sorcery spell, Sovereign of Old Jidai gets +1/+0 until end of turn.

You may play lands from your graveyard.
Whenever a land you control enters, create a 1/1 white Peasant creature token.

Enchant player
At the beginning of enchanted player's end step, gain control of a permanent they control.

Whenever Knight of the Raven deals combat damage to a player, you may sacrifice it. If you do, search your library for a black legendary creature card, reveal it, put it into your hand, then shuffle.

Ravenous Hydra enters with X +1/+1 counters on it.
Whenever Ravenous Hydra deals combat damage, proliferate. (You choose any number of permanents and/or players with counters on them, then give each another kind of a counter already there.)

[+2]: The Witch Queens deal 2 damage to each of up to two targets.
[–3]: Gain control of target land and untap it.
[–9]: Each player discards their hand, then draws up to seven cards. The Witch Queens deal damage to each opponent equal to twice the number of cards that player has drawn this turn.

Destroy target artifact, enchantment, or planeswalker.
Reconstruct {4}{G}{G} (You may cast this from your graveyard for its reconstruct cost reduced by the mana value of a permanent you sacrifice as you cast it this way. Then exile this.)

Lava Spill deals 2 damage to any target.
Look at the top three cards of your library. Put one on top and the rest on the bottom in any order.

Infiltrate (Whenever one or more attacking creatures you control aren't blocked, this creature gets +1/+1 until end of turn.)
When Exiled Warband dies, draw a card.

Deathtouch
When Necrodromos enters, put a +1/+1 counter on target creature.

As long as your deck contains only red and colorless cards, your minimum deck size is reduced by eight.

Vigilance
When this creature transforms into Geist Whisperer, create two 1/1 white Spirit creature tokens with flying.
At the beginning of your end step, untap all Spirits and creatures with flying you control.

Whenever a storied permanent you control enters, each opponent loses 2 life. (Enchantments and legendary permanents are storied.)

{B}, {T}, Discard a card: Create a 1/1 black Skeleton creature token.
{B}, {T}, Sacrifice a creature: Put a +1/+1 counter on each Skeleton you control.

Vigilance
Whenever Lijing, the True Divinity or another nontoken creature you control enters, choose one —
• Create a 1/1 white Fox Spirit creature token.
• Invigorate 1. (Choose a creature with the least power among creatures you control and put a +1/+1 counter on it.)

When Gateway Statues enters, put a +1/+1 counter on target creature you control.
{T}: Add one mana of any color.

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

Rediscover an artifact card, then do the same for creature, enchantment, instant, land, planeswalker, and sorcery. (Each time, look at the top card of your library. You may reveal it and put it into your hand if it's of that type. Otherwise, put it back or into your graveyard.)

At the beginning of your upkeep, if you have more life than an opponent, create a 1/1 black Insect Spirit creature token with flying.
{3}{B}: Each opponent loses X life and you gain X life, where X is the number of Clerics you control.