msem-instigator

Whenever an enchantment you control enters, you may gain 2 life.
Whenever you gain life, reveal the top card of your library. If it's an enchantment card, put it into your hand.

Spirited (When this creature enters, you may activate one of its activated abilities without paying its cost.)
{2}{W}: Target creature gains vigilance until end of turn.

Vigilance
Melee (Whenever this creature attacks, it gets +1/+1 until end of turn for each opponent you attacked this combat.)
Whenever Silvercrest Sentry attacks, untap up to one target legendary creature you control.

Whenever another creature with mana value 2 or less you control enters, tap target creature an opponent controls.

Flying
Melee (Whenever this creature attacks, it gets +1/+1 until end of turn for each opponent you attacked this combat.)
Your opponents can't cast spells during combat and can't activate abilities during combat unless they're mana abilities.

Resolute — At the beginning of combat on your turn, if Skyward Gaveller's power is greater than its base power, it gains flying until end of turn.

Flying, vigilance

When Soli Chronicler enters, judge another target creature you control. (Honor it by putting a +1/+1 counter on it or condemn it by sacrificing it to draw a card.)

Other Spirits you control get +1/+1.
As long as a Spirit you control has flying, Soulcleaver has flying. The same is true for first strike, double strike, deathtouch, haste, hexproof, indestructible, lifelink, menace, reach, trample, and vigilance.

At the beginning of each end step, if you gained life this turn, put a +1/+1 counter on a creature you control.

Soulsmoke Adept gets +1/+0 and has lifelink as long as it's embattled. (A creature is embattled if it has a counter on it or has a permanent you control attached to it.)

First strike
When Soulstone Commander enters, return target Soldier creature card from your graveyard to the battlefield. That creature is a Spirit in addition to its other types.

Bulwark — Whenever Soulstone Servant attacks, if you control a creature with toughness 4 or greater, Soulstone Servant gets +2/+2 and gains flying until end of turn.

When Specialist Saboteur enters, choose one —
• Put a +1/+1 counter on Specialist
Saboteur.
• Destroy target enchantment.

Whenever Sporeflow Propagator or another nontoken creature you control enters, germinate. (Put a +1/+1 counter on a creature or create a 1/1 green Saproling creature token.)

Shimmer (Whenever this creature attacks, create a tapped and attacking token that's a copy of it. Exile the token at the beginning of the end step.)
Each other creature you control gets +1/+1 for each creature you control with the same name as it. (A token's name is its creature types unless specified.)

Improve {1} ({1}: Put a +1/+1 counter on this creature. This costs {1} more to activate for each +1/+1 counter on it. Improve only as a sorcery.)
{3}{W}: Return target nonland permanent card with mana value 1 or less from your graveyard to your hand. This ability cost {1} less to activate for each counter on Stoneport Provisioner.

Vigilance
Sun's Own has indestructible as long as it's your turn.

Flying
When Swooping Razorbeak enters, you may return another permanent you control to its owner's hand.

First strike
When Sworn Cohort dies, you may search your library for a legendary card, reveal it, put it into your hand, then shuffle.

Lifelink
Art of war — At the beginning of your end step, if Takaki's Kihei dealt damage to an opponent this turn, untap target creature you control.

When Teikoku Captain enters, create a 2/2 colorless Spirit creature token.
Colorless creatures you control have first strike.

Vigilance
Art of war — At the beginning of your end step, if Teikoku Samurai dealt damage to an opponent this turn, put a +1/+1 counter on it.

Flash
When Threadspinner enters, untap each enchanted permanent you control. Enchanted creatures you control get +1/+1 until end of turn.

Flash
Whenever Thundermane Fox enters or attacks, target creature you control gains double strike until end of turn.