msem-instigator

Flying
Whenever another artifact you control enters, Filigree Drake gets +1/+1 until end of turn.

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

Creatures you control have haste.
Whenever you attack, put a charge counter on Intensifying Luminescence.
At the beginning of your first main phase, add {R} for each charge counter on Intensifying Luminescence.

[+2]: Create a 3/3 red Panda creature token.
[–X]: Sacrifice a creature. If you do, search your library for a creature card with mana value less than or equal to X plus the sacrificed creature's mana value. Put that card onto the battlefield, then shuffle.
[–6]: You get an emblem with “Whenever a creature dies, this emblem deals damage equal to that creature's power to any target and you draw that many cards.”

Return target creature to its owner's hand.
Spell mastery — If there are two or more instant and/or sorcery cards in your graveyard, draw a card.

When Naga Cultivator enters, you may put a land card from your hand onto the battlefield.

{2}{B}{B}, Exile Reclusive Augur from your graveyard: Return another target creature card from your graveyard to the battlefield. Activate only during your turn.

Counter target spell, activated ability, or triggered ability. (Mana abilities can't be targeted.)

[+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.

Flash
Motivate 7 (When this creature enters, you may motivate target creature with less power than this by putting seven +1/+1 counters on it.)

Desecrate (When this creature enters, you may sacrifice an artifact or land.)
When Encrusted Sahalia desecrates a permanent, it deals 3 damage to target player.

{T}: Add {R} or {G}.
{T}, Sacrifice Sigil of Savagery: Add {R}{G}.

Create a token that's a copy of target creature, except its power and toughness are switched. Sacrifice that token at the beginning of your next end step.

When Distant Lover enters, create a 1/1 colorless Citizen creature token.

When Abomination Broodmother dies, create a 3/2 green Horror creature token.

Trample
When Varagan Packmaster enters, create a Treasure token, then exile the top card of your library. Until the end of your next turn, you may play that card.

Ominous Dragoncaller gets +1/+1 and has flying as long as you control a Dragon.

Menace
Whenever Auros, Flame-Cursed attacks, it deals 3 damage to each opponent.

Draw three cards, then discard a card.

Protection from nonblue
Whenever Terror of Palta Gorge attacks, exile another target nonblue creature until Terror of Palta Gorge leaves the battlefield.

Enchant opponent
Enchanted player plays with the top card of their library revealed.
You may cast the top card of enchanted player's library, and you may spend mana as though it were mana of any type to cast it.

Whenever you cast a spell from exile, Promised Seeker gets +3/+3 until end of turn.
Prophecy {G} (Once each turn, you may exile a card with prophecy as you reveal it. When you do, you may cast it for its prophecy cost as long as it's exiled.)

{2}{R}, Tap an untapped creature or Karina planeswalker you control: Copy target instant or sorcery spell, activated ability, or triggered ability. You may choose new targets for the copy. Activate this ability only once each turn.

Flying
Whenever Frenzied Sylph attacks or blocks, you may pay {R}. If you do, it gets +3/+0 until end of turn. Exile it at the beginning of the next end step.

Whenever a creature you control with power 4 or greater deals combat damage to a player, you may draw a card.