msem-instigator

Haste
When Greenwood Outrider enters, creatures you control gain trample and get +X/+X until end of turn, where X is the number of storied permanents you control. (Enchantments and legendary permanents are storied.)

When Grievous Buccaneer enters, it voyages. (If it isn't blocking or targeted by another spell or ability, it phases out.)
Whenever Grievous Buccaneer phases in, tap target creature an opponent controls. That creature doesn't untap during its controller's next untap step.

Flying (This creature can't be blocked except by creatures with flying or reach.)
When Griffin Skycaller enters, target creature you control gets +1/+1 and gains flying until end of turn.

Whenever another Citizen you control dies, you gain 2 life.
{2}{B}, Exile a Citizen card from your graveyard: Each opponent loses 2 life.

Whenever Grin, Scourge of Goresand attacks, when you next cast an instant or sorcery spell with mana value 3 or less this turn, copy that spell. You may choose new targets for the copy.
Dash {2}{R} (You may cast this spell for its dash cost. If you do, it gains haste, and it's returned from the battlefield to its owner's hand at the beginning of the next end step.)

Deception {2}{B} ({2}{B}, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand tapped and attacking.)
Whenever Grinning Torturer deals combat damage to a player, torment that player. (They lose 3 life unless they discard a card or sacrifice a nonland permanent.)

Deathtouch
Islandcycling {1}, mountaincycling {1} ({1}, Discard this card: Search your libary for an Island or Mountain card, reveal it, put it into your hand, then shuffle.)

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.)
When Grizzled Captain becomes renowned, create two 1/1 white Soldier creature tokens.

Defender (This creature can't attack.)
Adorned — Grouchy Warden gets +2/+3 as long as it's equipped and/or enchanted.

Flying
Each spell costs {2} more to cast except during its controller's turn.

Alpha (You may have this creature enter with a +1/+1 counter on it. If you do, it becomes alpha and can only attack alone.)
Whenever a creature you control attacks alone, target creature an opponent controls blocks this turn if able.

Flying
As long as you control an equipped creature, Guide of Heroes gets +1/+1 and has first strike.
As long as you control an enchanted creature, Guide of Heroes gets +1/+1 and has vigilance.

Guide to the Wayward enters with a +1/+1 counter on it.
{1}{W/U}, {T}: 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.)

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

You may look at the top card of your library any time.
{T}: Reveal the top card of your library. If that card has a creature type no creature you control has, put it into your hand.

Creature spells you cast cost {1} less to cast for each of their creature types that no creature you control has.
Whenever you cast a creature spell, if it has a creature type no creature you control has, draw a card.

Lifelink
Death knell — You gain 1 life for each permanent with a death knell you control. (As a creature you control dies, trigger one death knell of that creature or another permanent you control.)

When Gulch Glutton enters, create a 1/1 black Rat creature token.
Whenever Gulch Glutton perseveres, each player sacrifices a creature. (A creature perseveres when it survives damage.)

{2}{B}, Sacrifice a creature: Manifest the bottom card of your library. (To manifest a card, put it onto the battlefield face down as a 2/2 creature. Turn it face up any time for its mana cost if it's a creature card.)
Whenever a creature you control is turned face up, it gains deathtouch until end of turn.

Whenever an artifact enters or leaves the battlefield under your control, you gain 1 life.

Haste
Gyr, Awoken World has all activated abilities of other lands you control.
As long as Gyr, Awoken World is on the battlefield or in your graveyard, it's a land in addition to its other types.

{7}{G}: Distribute three +1/+1 counters among up to three target creatures you control. This ability costs {2} less to activate if you control a legendary creature.

Discard a card: Ha'Eng gains deathtouch until end of turn.
Inspired — Whenever Ha'Eng becomes untapped, look at the top card of your library and exile it face down. Then you may pay 3 life. If you do, put all cards you own exiled with Ha'Eng into your hand.

Whenever one or more creature cards leave your graveyard, Hadik's Cohort deals 2 damage to target opponent.

Whenever a Survivor you control enters, look at the top card of target opponent's library. You may have them put that card into their graveyard.