msem-instigator

Prowess
Whenever you cast a noncreature spell, you may mill two cards.

When Marauding Goliath becomes blocked by a creature with power 1 or less, sacrifice it at end of combat.

({T}: Add {U}.)
Wanderlust — Otherworldly Island enters tapped unless you control four or more other differently named lands.
{1}, {T}: Add one mana of any color.

Until end of turn, target blocked creature you control gains trample and “Whenever this creature deals combat damage to a player, draw that many cards.”

(Add a quest counter as this enters. Sacrifice after 3.)
Whenever a creature dies, add a quest counter.
1, 2 — Target player loses 1 life and you gain 1 life.
3 — Put target creature card from a graveyard onto the battlefield under your control.
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Creatures you control get +2/+1 until end of turn. Citizens and Peasants you control gain first strike until end of turn.

Draw a card, then forebode. (Create a tapped colorless Omen artifact token with “{T}, Discard a card, Sacrifice this artifact: Draw a card.”)

When Prod the Stitchwork enters, it deals 1 damage to target player. That player sacrifices a creature.
At the beginning of your end step, if an opponent was dealt damage by three or more sources this turn, exile the top card of your library. You may play it until the end of your next turn.

Enchant creature
Enchanted creature gets +3/+3 and has flying and vigilance.
Lifecycle {3} ({3}, Discard this card: Create two tapped 1/1 colorless Elemental creature tokens.)

Indestructible
As long as your devotion to black and green is less than seven, Pharika isn't a creature.
Creatures your opponents control get -1/-1.
{2}{B}{G}: Return target creature card from your graveyard to your hand. You gain 2 life.

All creatures get -2/-2 until end of turn. At the beginning of the next end step, if three or more creatures died this turn, create two tapped Treasure tokens.

Look at the top four cards of your library. Put two of them into your hand and the rest on the bottom of your library in a random order. Create a tapped Treasure token.

Flying
Whenever Atieh's Disciple attacks, scry 1.

Whenever this creature enters or attacks, put two -1/-1 counters on up to one target creature with power less than this creature's power.
Whenever another creature dies, you gain 2 life. If you controlled that creature, draw a card.

Flying, haste
Dominance — At the beginning of combat on your turn, if you control the creature with the greatest power or tied for the greatest power, you may pay {1}{R}. If you do, return Issbarren Phoenix from your graveyard to the battlefield.

Lifelink
Attain {4}{W} ({4}{W}: Transform this. Spend at least three colors of mana to activate this, and only as a sorcery.)

Until end of turn, whenever you cast an instant or sorcery spell, you may discard a card. If you do, draw a card.

{T}: Add {C}.
{T}, Exile two cards from your graveyard: Add {R} or {G}.

Extort (Whenever you cast a spell, you may pay {W/B}. If you do, each opponent loses 1 life and you gain that much life.)
Creatures can't attack you or planeswalkers you control unless their controller pays {2} for each of those creatures.

Destroy target land. Create a 2/2 black Zombie creature token.

{T}: Add {G}. If there are three or more creature cards in your graveyard, add {G}{G} instead.

Flying, prowess
When Sphinx Mentor enters or dies, draw a card.

Target creature gets +2/-2 and gains first strike until end of turn.

Bigroot Valley enters tapped.
{T}: Add {R} or {G}.
{1}, {T}: Add one mana of any color.

When Autumnal Resonants enters, harmonize. (Trigger up to one harmony of a permanent you control.)
Harmony — Create a 3/3 red and green Elemental creature token with haste.