msem-instigator

Until end of turn, target creature you control gets +1/+0 and gains “{T}: This creature deals damage equal to its power to up to one target creature.”

Until end of turn, creatures you control gain “When this creature dies, return a noncreature card from your graveyard to your hand.”

Vigilance
Melee (Whenever this creature attacks, it gets +1/+1 until end of turn for each opponent you attacked this combat.)
Whenever Silvercrest Sentry attacks, untap up to one target legendary creature you control.

Flying
Golden age (If you cast an instant or sorcery spell, activated a nonmana ability, and attacked this turn, enter a renaissance for this game.)
Lunar Flock has vigilance as long as you're in a renaissance.

Destroy target artifact or enchantment.
Scry 1.

Whenever you cast a creature spell, if it has a creature type no creature you control has, upgrade Wild Outlander. (Give it one of the listed counters it doesn't already have.)
• +1/+1
• Vigilance
• Trample

Murky Path enters tapped unless you control one or fewer other lands.
{T}: Add {U} or {B}.
Cycling {2} ({2}, Discard this card: Draw a card.)

Flying
Whenever Blade of Reckoning deals combat damage to a player, that player sacrifices an untapped permanent.

When Fatetwist Shaman dies, reveal the bottom card of your library. You may put it on top of your library.

When Sigiled Bulwark enters, search your library for a creature card and a noncreature card and reveal them. An opponent chooses one of those cards. Shuffle the chosen card into your library, then put the rest into your hand.

Choose one —
• Destroy target artifact. Lamplight Explosion deals 1 damage to each opponent.
• Lamplight Explosion deals 1 damage to each creature your opponents control.

Whenever Path Lighter deals combat damage to a player, it explores. (Reveal the top card of your library. Put it into your hand if it's a land. Otherwise, put a +1/+1 counter on this creature, then you may put that card in your graveyard.)

When Skhorvall Raider enters, if you control an embattled creature, Skhorvall Raider deals 2 damage to any target. (A creature is embattled if it has a counter on it or has a permanent you control attached to it.)

You may cast a spell with mana value 3 or less from your hand without paying its mana cost. (Then exile this card. You may cast the creature later from exile.)

When Ginjiro Chimei enters, you may search your library for a card with an activated ability, put it into your graveyard, then shuffle.
You may cast Ginjiro Chimei from your graveyard by paying 2 life in addition to paying its other costs.

Counter target instant or sorcery spell. If that spell is countered this way, exile it instead of putting it into its owner's graveyard. You may cast that spell for as long as it remains exiled and you may spend blue and black mana as though it were mana of any color to cast it.

(Transform this if it's not attached to a creature. Pay {3}{R}{R} as a sorcery to unattach it.)
Enchant creature you control
Mount of the Order's rider gets +5/+4.
{2}{R}: Target creature can't block Mount of the Order's rider this turn.

Target creature gets +X/+X and gains trample until end of turn.
If you've sacrificed a permanent this turn, draw a card.

Choose one or both —
• Each player shuffles their hand and graveyard into their library, then draws seven cards.
• Each player may put a permanent card from their hand onto the battlefield.
Exile Reality Rewoven.

Vigilance
{2}{G}: Danuri Phalanx gets +2/+2 until end of turn. Activate only once each turn.

{T}: Add {C}.
{T}, Sacrifice Ghost Quarter: Destroy target land. Its controller may search their library for a basic land card, put it onto the battlefield, then shuffle.

When this creature enters, each player discards a card. Then return an instant or sorcery card from your graveyard to your hand.

Equipped creatures you control get +1/+1.
You may activate equip abilities any time you could cast an instant.
Equip {2}

When Shifty Squirrel enters, you gain 3 life.
Sacrifice a creature: Transform Shifty Squirrel.

The next time target creature would be dealt damage this turn, prevent all but 1 of that damage. Whenever that creature perseveres this turn, put a +1/+1 counter on it. (A creature perseveres when it survives damage.)