msem-instigator

Menagerie — When Grotto Guardian enters, if there are five or more creature types among creatures you control, target creature you don't control gets -2/-2 until end of turn.

When Gruff Smith enters, you may destroy target artifact. If you do, that artifact's controller creates a colorless Equipment artifact token with “Equipped creature gets +1/+1” and equip {1}.
Recite {1}{R} (You may cast this creature from your graveyard for its recite cost. If you do, exile it when it enters or if it would leave the battlefield.)

Guardian of Dusk gets +X/+X, where X is the amount of life you've lost this turn.
When Guardian of Dusk has power 13 or greater, sacrifice it. If you do, you gain life equal to its power.

Renown 1 (When this creature deals combat damage to a player, if it isn't renowned, put a +1/+1 counter on it and it becomes renowned.)

Creature spells you cast cost {1} less to cast.
Whenever you attack, target attacking creature you control gets +1/+1 until end of turn. If it's legendary, put a +1/+1 counter on it instead.

Untap up to two permanents you control during each other player's untap step.

Whenever another nontoken creature you control enters, if it doesn't share a name with another creature you control or a creature card in your graveyard, put a +1/+1 counter on Guardian of the Divergent.

Whenever Guided Medic attacks, upgrade it. (Give it one of the listed counters it doesn't already have.)
• +1/+1
• Lifelink

Whenever Guided Occultist attacks, upgrade it. (Give it one of the listed counters it doesn't already have.)
• +1/+1
• Menace

This spell can't be countered.
Whenever one or more creatures with flying attack, upgrade Guided Sniper. (Give it one of the listed counters it doesn't already have.)
• +1/+1
• Reach
• Hexproof

Flying
{1}{U}: Put Gustscreen Cherub on the bottom of its owner's library.
Morph {1}{U} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)

No more than one creature can attack each combat.
No more than one creature can block each combat.

Refine {3}{W}{B} (You may cast this spell by sacrificing an artifact and paying the refine cost reduced by that artifact's mana value.)
When H-9K Prototype enters, if it was refined, destroy target nonland permanent.

Flying
Ward—Pay 4 life.
Augmented — At the beginning of each end step, if you've spent {W}{U}{B}{R}{G} to cast spells this turn, return HO-20 Rising Sun from your graveyard to the battlefield tapped.

Deathtouch
Whenever a creature an opponent owns dies, exile the top two cards of that player's library face down. For as long as those cards remain exiled, you may look at them, you may cast them, and you may spend mana as though it were mana of any type to cast them.

{2}, Sacrifice a creature or artifact: Hadak's Guardian deals 2 damage to any target.

Trample
Whenever an opponent casts a noncreature spell for the first time each turn, put a +1/+1 counter on Hadik, Might of Mortals. It gains indestructible until end of turn.
Revive {3}{R}{G} ({3}{R}{G}, Exile this card from your graveyard: Create a token that's a copy of this card, except it has no mana cost. Activate this ability only any time you could cast a sorcery.)

Flying
Whenever Haerthach, the Wight King deals combat damage to a player, you may sacrifice another creature. When you do, create a 1/1 white Spirit creature token with flying. Return the sacrificed card to the battlefield tapped and under your control at the beginning of the next end step.

Tribute 1 (As this creature enters, an opponent of your choice may put a +1/+1 counter on it.)
When Haggard Jackal enters, if tribute wasn't paid, each opponent discards a card.

Foresight — Whenever you draw your second card each turn, Haggler's Hound gets +1/+1 and can't be blocked by creatures with power 2 or less until end of turn.

Survivors you control get +1/+1.

Survivors you control have vigilance.

When Halskrow Street Scavenger enters, if a creature died under your control this turn, create a 2/2 green Wolf creature token.

When Hand of Fidelity enters, creatures you control get +1/+1 until end of turn.
At the beginning of your upkeep, if your fealty to Plains is five or greater, transform Hand of Fidelity. (Each Plains you control counts towards your fealty to Plains.)

When Hand of Fury enters, it gets +2/+2 and gains haste until end of turn.
At the beginning of your upkeep, if your fealty to Mountains is five or greater, transform Hand of Fury. (Each Mountain you control counts towards your fealty to Mountains.)