msem-instigator

When Wilderness Forager enters, you may reappropriate. If you do, gain 6 life. Otherwise, gain 3 life. (To reappropriate, exile exactly two cards from your hand and/or graveyard.)

Create two 1/1 colorless Samurai creature token. Those creatures gain first strike until end of turn.

Create a 1/1 green and white Mouse Soldier creature token with vigilance and a 1/1 white and black Badger Cleric creature token with lifelink.

Flying
Whenever Wind Savant attacks, harmonize. (Trigger up to one harmony of a permanent you control.)
Harmony — Wind Savant gets +1/+1 until end of turn.

Flying
Windwatch Eagle has vigilance as long as it has a +1/+1 counter on it.

Flying
Windwise Courier has indestructible as long as you've revealed a card from your hand this turn.

Flying
Experience (Whenever this creature attacks, if it has fewer than three +1/+1 counters on it, put a +1/+1 counter on it.)
As long as Wings of Trust has three or more +1/+1 counters on it, it has lifelink and vigilance.

Flying
Revive {1}{B}{B} ({1}{B}{B}, 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.)

Armed — Winterborn Savage gets +1/+1 and has vigilance as long as it's equipped.

Harness (You may tap a creature you control as you cast this spell. If you do, reduce this spell's mana cost by that creature's power.)
You gain X life.

Witchseeker Mob's power and toughness are each equal to twice the number of Citizens and/or Peasants you control.
When Witchseeker Mob enters, exile target nonland permanent an opponent controls with mana value less than or equal to Witchseeker Mob's power until Witchseeker Mob leaves the battlefield.

Destroy all non-Horror creatures.
Coalesce {8}{W}{W} (You may cast this from your graveyard for {8}{W}{W}. If you do, it enters as a Horror creature after it resolves. Exile it if it would leave the battlefield or not resolve.)

{T}: Tap target creature. Activate only if Wizened Veteran is embattled. (A creature is embattled if it has a counter on it or a permanent you control attached to it.)

Harmony — Germinate. (Put a +1/+1 counter on a creature or create a 1/1 green Saproling creature token.)
When Woopip Chef enters, harmonize. (Trigger up to one harmony of one permanent you control.)

When Woopip Sproutling enters, germinate. (Put a +1/+1 counter on a creature or create a 1/1 green Saproling creature token.)

Put a +1/+1 counter on target creature. It gains first strike until end of turn. You gain 2 life.

Whenever one or more creatures you control attack, you may put a progress counter on Worldwide Reach.
[progress 2+] Whenever you cast a noncreature spell, creatures you control get +1/+1 until end of turn.
[progress 4+] Whenever you cast a noncreature spell, creatures you control gain lifelink until end of turn.
Whenever you cast a noncreature spell, creatures you control gain lifelink until end of turn.

{2}{W}, Exile Worldwise Ascetic from your graveyard: Create a green Aura enchantment token named Years of Experience attached to target creature. The token has enchant creature and “Enchanted creature gets +2/+2.” Activate only as a sorcery.

Vigilance
When Worn Peacekeeper dies, create a 1/1 white Soldier creature token with vigilance.

When Worship of the Sun enters, draw a card, then choose a card name.
At the beginning of your upkeep, you may tap three untapped creatures you control. If you do, search your library for an enchantment card with the chosen name, put it onto the battlefield, then shuffle.

At the beginning of your end step, if you cast no spells this turn, you may return Wrathful Meditant to its owner's hand.

Whenever a nontoken creature you control enters, if it wasn't cast, put a +1/+1 counter on Wretched Skulker.
{3}{W}, Sacrifice Wretched Skulker: Exile target nonland permanent with mana value less than Wretched Skulker's power.

Whenever another enchantment you control enters, you get a glory counter. (You lose glory counters before life. A player with ten or more glory counters wins the game.)

Transcend (Activate as a sorcery to gain the next type and a +1/+1 counter.)
When Xifang Hu enters, noncreature spells cost {2} more to cast until your next turn.
{1}{W}: Demigod — Whenever a creature attacks this turn, create a 1/1 colorless Spirit creature token.
{4}{W}{W}: God — Distribute a flying, first strike, indestructible, lifelink, vigilance, and +1/+1 counter among any number of creatures you control.

When target creature you control dies this turn, return that card to the battlefield tapped. Put two +1/+1 counters on it. It becomes renowned.