msem-instigator

Trample
Whenever you cast a noncreature spell, put a +1/+1 counter on Virtuorangutan.

Legacy (You may play this side of this card only from your graveyard. Exile it if it would be put into a graveyard or not resolve.)
Volcano Sacrifice deals damage to target creature or planeswalker equal to the number of creature cards in your graveyard.

Creatures you control get +0/+1 and have reach.

Put target attacking or blocking creature on top of its owner's library.
Fuse (You may cast one or both halves of this card from your hand.)

Whenever Wanderer of Oblivion enters the battlefield or attacks, exile target card from a graveyard.
You may play cards exiled with Wanderer of Oblivion.

Lifelink, haste
Wanton Cleaver has first strike as long as it's attacking.

Legacy (You may play this side of this card only from your graveyard. Exile it if it would leave the battlefield or not resolve.)
Whenever you attack, you may discard up to X cards, where X is the number of attacking creatures you control. Draw a card for each card discarded this way.

Creatures you control get +1/+0 and gain haste until end of turn. (Cast a copy of this spell once while this creature is on the battlefield.)

Enchant creature
Enchanted creature has double strike and “Other creatures you control have first strike.”

Target creature you control gets +1/+1 and gains indestructible until end of turn.
Fabled {3}{W}{W} (Then if you cast this for its fabled cost, put it onto the battlefield transformed attached to that creature.)

Flying
Whenever a nontoken, noncreature, nonland permanent enters the battlefield under your control, create a token that's a copy of that permanent except it has no mana cost and it isn't legendary.

Vigilance, reach
Watchful Authority can block an additional creature each combat.

Whenever Wavering Sorcerer attacks, you may switch its power and toughness until end of turn.
Unveil {3}{U}{R} ({3}{U}{R}: Transform this. Unveil only as a sorcery.)

At the beginning of your end step, if you cast no spells this turn, untap target creature.

When Weathered Pilgrim enters the battlefield, return target card from your graveyard to your hand.

Whenever two or more creatures you control deal combat damage to a player, you lose 1 life and draw a card.

{2}, Sacrifice Wicked Fossil: Target player loses 2 life and you gain 2 life.
{2}{B}{B}: Return Wicked Fossil from your graveyard to the battlefield transformed. Activate only during your turn.

Whenever you cast a noncreature spell, Wild Pyromancer gets +1/+1 until end of turn.
Whenever Wild Pyromancer attacks, you may pay {2}{R}. If you do, transform Wild Pyromancer.

Haste
Ride {R} ({R}: Transform this and attach it to target creature you control without a Steed. Ride only as a sorcery.)

Experience (Whenever this creature attacks, if it has fewer than three +1/+1 counters on it, put a +1/+1 counter on it.)
When Winding Snake has three or more +1/+1 counters on it, remove them all and transform it.

When Wise Farseer Chini enters the battlefield, create a tapped colorless land token named Far-Off Lands with “{T}: Add one mana of any color.”

{T}: Add {R}. Put a charge counter on Wistful Automaton.
Remove three charge counters from Wistful Automaton: Transform it.

Draw two cards.
Memento {5}{U}{U} (You may cast this from your graveyard for {5}{U}{U}. If you do, put it onto the battlefield transformed after it resolves. Exile it if it would leave the battlefield or not resolve.)

[+2]: Put a -1/-1 counter on or remove a -1/-1 counter from up to one target creature.
[–1]: Draw a card, then each player sacrifices a nonland permanent.
[–10]: Destroy all nonland permanents you don't control.