msem-instigator

Scry 3, then reveal the top card of your library. If it's a creature card, Hunter's Instinct deals damage to target creature equal to the revealed card's power.
Ferocious — If the revealed card is a creature card with power 4 or greater, put it into your hand.

Enchant opponent
Spells you cast that target enchanted player cost {2} less to cast.

Rapport — Whenever Hunting Hound and at least one other creature you control become tapped, Hunting Hound gets +2/+0 until end of turn.

Enchant creature
Enchanted creature has “{T}: This creature deals 1 damage to any target. If this is the second time this ability has resolved this turn, it deals 5 damage to that target instead.”

Vigilance
When Huolin Sanctifier dies, if it was in a pack, create a 2/1 black Spirit creature token with “This creature can't block.” (Two or more creatures you control with equal power are in a pack.)

Glitch {2} (Remove one [restriction] for each time you pay the glitch cost.)
Return target creature [you control] to its owner's hand.
Draw a card.

Whenever Hurried Scavenger attacks or blocks, you may mill two cards.
Hurried Scavenger gets +4/+4 as long as you have five or more card types among cards in your graveyard.

Counter target spell. If that spell is countered this way, its owner puts it on the top or bottom of their library instead of into their graveyard.
Each player draws a card.

Equipped creature gets +1/+1 for each permanent attached to it.
Permanents attached to equipped creature have ward {3}.
Equip {1}

Double the power and toughness of target creature you control until end of turn. It doesn't untap during its controller's next untap step.

Cast this spell only before attackers are declared.
Target creature you control gets +X/+0 until end of turn and gains haste until end of turn, where X is its power. At the beginning of the next end step, sacrifice that creature if it attacked this turn.

Enchant artifact or creature
Enchanted permanent doesn't untap during its controller's untap step.

When Ichi-no-Oni enters, each player loses 2 life.

Enchant opponent
Cards in enchanted player's graveyard lose all abilities and all names.
If enchanted player would mill one or more cards, they instead mill that many cards plus X, where X is the number of Curses attached to them.

Flying
Whenever Idol of the Dead God deals combat damage to a player, search your library for any number of creature cards named Idol of the Dead God, reveal them, put them into your hand, then shuffle.

Target creature gets +2/+0 and gains first strike until end of turn. If it's attacking a battle, it gains double strike until end of turn.

{R}: Igniting Lavaling gets +1/+0 until end of turn.
{4}{R}, Sacrifice Igniting Lavaling: It deals 3 damage to any target.

Once each turn, when you gain life, you may exile the top card of your library. You may play that card this turn.
Whenever you cast your second spell each turn, Ignition Engine deals 2 damage to target player or planeswalker.

Ignition Point deals 3 damage to any target.
The next card you cast this turn can be cast as though it has flash.

Flash
Whenever Iken Company Nightwalker deals combat damage to a player, put a +1/+1 counter on it.

Each player exiles up to X cards from their graveyard. Then each player loses life, discards cards and sacrifice creatures equal to X minus the number of cards that player exiled this way.

Target player sacrifices an attacking or blocking creature.

Choose a card in your graveyard. Search your library for a card with the same name as that card, reveal it, put it into your hand, then shuffle.

Flash
Trample

When Illustrious Lantern enters, put a +1/+1 counter on target creature you control.
{4}, {T}: Put a +1/+1 counter on target creature you control.