msem-instigator

Whenever a creature you control with power 4 or greater deals combat damage to a player, you may draw a card.

Haste
{T}: Discard a card, then draw a card.
Paranoia {2}{R} (You may cast this spell for its paranoia cost when a permanent you control leaves the battlefield.)

Whenever Evaldi's Muse or another nontoken creature you control enters, you gain 2 life.
When Evaldi's Muse leaves the battlefield, create two 1/1 green and blue Elf creature tokens.

Equipped creature gets +1/+1.
Sacrifice Forceglow Shield: Prevent all damage a source of your choice would deal to equipped creature this turn.
Equip {2}

Exile X target permanents you control. Return them to the battlefield under your control at the beginning of the next end step.
Draw a card.

Whenever another creature you control dies, put a +1/+1 counter on Carnage Gorger.

{T}: Choose a color of a card in your graveyard. Add one mana of that color.

Tap up to two target creatures an opponent controls. Those creatures don't untap during their controller's next untap step.
Create an Idol token. (It's an artifact with “{1}, Sacrifice this artifact: Put a +1/+1 counter on target creature. Activate only as a sorcery.”)

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

Flash
{6}: Target creature gains flying until end of turn.

[+1]: If you control a Llama, create a 1/1 white and black Bird creature token with flying and vigilance. Otherwise, create a 0/1 white Llama creature token.
[–2]: Creatures you control get +1/+0 and gain first strike and haste until end of turn.
[–3]: Sami, Aykeni Herder deals damage equal to the number of creatures you control to any target. You gain that much life.

When Possibility Engine enters, exile the top two cards of your library.
Wanderlust — During each of your turns, if you control four or more differently named lands, you may play a card exiled with Possibility Engine.

Revive—{B}, Discard a card. ({B}, Discard a card, 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.)

Put a +1/+1 counter on target creature. It gains hexproof until end of turn.

Menagerie — {1}{G}: Slipsand Hornshell gains indestructible until end of turn. Tap it. Activate only if there are five or more creature types among creatures you control.

{W}, Sacrifice Haunting Bard: Destroy target artifact or enchantment.

[+2]: Create a 2/2 red Werewolf creature token with first strike and haste.
[–3]: Tanya deals 3 damage to each creature that's not a Wolf or a Werewolf.
[–8]: For each permanent your opponents control, that player sacrifices it unless they have Tanya deal 2 damage to them.

Whenever Erebos's Whipslang or another enchantment you control enters, each opponent loses 1 life and you gain 1 life.

Flying
You may cast black spells with mana value 3 or less by paying life equal to their mana values rather than paying their mana costs.
{B}, Sacrifice another creature: You gain 3 life.

When Qulai enters, look at the top six cards of your library. You may reveal a Fox card from among them and put it into your hand. Put the rest on the bottom of your library in any order.
Sacrifice Qulai: Foxes you control gain hexproof and indestructible until end of turn.

Flying
Persist (When this creature dies, if it had no -1/-1 counters on it, return it to the battlefield under its owner's control with a -1/-1 counter on it.)

Imperial Marketplace enters with a charge counter on it.
{T}: Add {C}.
{T}, Remove a charge counter from Imperial Marketplace: Put a +1/+1 counter on target creature you control.

Enchant creature
Enchanted creature gets +2/+1.
When enchanted creature dies, return that card to its owner's hand.

Any number of target creatures you control each have base power and toughness 3/3 and become Beasts in addition to their other types until end of turn.
Reconstruct {2}{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.)

Flying
Other creatures you control with flying get +1/+0.