msem-instigator

Wu Xing (Add effects based on the number of colors of mana spent to cast this spell.)
1 | Fiery Portent deals 5 damage to target creature or planeswalker.
3 | Surveil 3.

Magma Bolt deals 2 damage to any target. If a creature dealt damage this way would die this turn, exile it instead.

Return target card from your graveyard to your hand. Distribute X +1/+1 counters among any number of creatures you control, where X is that card's mana value. Exile Entropic Harvest.

Changeling (This card is every creature type.)
Watcher of the Polyps has all names of creature cards in addition to its name as long as it's on the battlefield.
Watcher of the Polyps gets +X/+X, where X is the greatest number of creatures you control with the same name.

Trample
Assault {1}{G} (Whenever this attacks, if it has no +1/+1 counters on it, you may pay its assault cost to put a +1/+1 counter on it.)
Whenever a creature you control with a +1/+1 counter on it deals combat damage to a player, draw a card.

{T}: Add {C}.
Satrapies you control enter untapped.

Gain control of target nonland permanent. The player that controlled it creates a 3/3 blue Squid creature token.

Enchant creature
When Hypnotic Halo enters, create an Idol token. (It's an artifact with “{1}, Sacrifice this artifact: Put a +1/+1 counter on target creature. Activate only as a sorcery.”)
{2}{W}{W}, Sacrifice Hypnotic Halo: Exile enchanted creature.

Flamewhip deals 2 damage to each non-Goblin creature.
If you control a Goblin creature, create a 1/1 red Goblin creature token.

Equipped creature gets +2/+3.
Equip {4}
{2}: Attach Lodestone Sword to target artifact creature you control.

When Arcanomancer enters, return up to one target instant card and up to one target sorcery card from your graveyard to your hand.

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

Choose one —
• When you next cast an instant or sorcery spell this turn, copy that spell. You may choose new targets for the copy.
• Target creature you control gains double strike until end of turn

Deploy 2 (As this enters, you may tap any number of other creatures you control with total power 2 or more.)
When Parish Infantry enters deployed, search your library for a card named Parish Infantry, reveal it, put it into your hand, then shuffle.

Vigilance (Attacking doesn't cause this creature to tap.)
Sacrifice a Fungus, Saproling, Plant, or Insect: Put a +1/+1 counter on Ontarachie Forager.

Target opponent looks at the top six cards of your library and separates them into a face-down pile and a face-up pile. Choose a pile, then play any number of cards from it without paying their mana costs. Put the rest of the cards into your graveyard.

When Disharmony of the Spheres enters, return up to four creature cards from your graveyard to your hand.
At the beginning of your upkeep, you may sacrifice an Angel, a Demon, a Faerie, and a Spirit with different names. If you do, you win the game.

First strike, trample
Death knell — Return a permanent card with mana value less than X from your graveyard to the battlefield, where X is the mana value of the last creature that died this turn. (As a creature you control dies, trigger one death knell of that creature or another permanent you control.)

Whenever you cast a spell, Nightfire Adept gets +3/+0 until end of turn if that spell has the same name as a card in your graveyard.

Other Merfolk you control get +1/+1.
{1}{U}: Target Merfolk gains slipstream until end of turn. (Creatures with slipstream can't be blocked as long as only creatures with slipstream are attacking.)

{1}, {T}, Pay 1 life: Add one mana of any color. Put a charge counter on Paradox Rings.
{T}, Remove three charge counters from Paradox Rings and sacrifice it: Draw a card.

(As this Discovery enters and after your draw step, add a progress counter. Stop after you've discovered.)
Target creature or planeswalker you control explores.
You may play an additional land this turn.
C — At the beginning of your upkeep, if you control seven or more differently named permanents, create a 1/1 Scout creature token that's all colors.

Lifelink
When Seeker of Lost Secrets leaves the battlefield, you may pay 2 life. If you do, search your library for a card, put that card into your hand, then shuffle.

Vigilance
Each nontoken creature you control gets +1/+1 for each other creature on the battlefield with the same name as it.

Flash
If a +1/+1 counter would be put on another creature, that counter is put on Grafted Physician instead.