msem-instigator

[+1]: Exile up to one target tapped creature.
[–2]: Create a 4/4 white Angel creature token with flying.
[–3]: Destroy all creatures. You gain 1 life for each creature destroyed this way.
[–7]: You get an emblem with “At the beginning of each end step, you gain life equal to twice the life you've lost this turn.”

Trample, vigilance
Spells your opponents cast that target Xiejuan and Hao Lu cost {X} more to cast, where X is the number of other creatures you control.
Whenever another creature you control dies, draw a card.

Menace
When Dagger-Thrash Marauders enters, you may have it consume. If you do, put a +1/+1 counter on it and it gains haste until end of turn. (To consume, sacrifice another creature or exile a creature card from your graveyard.)

({T}: Add {R} or {W}.)
Whenever Forgotten Steppe becomes tapped, you lose 1 life unless you control two or more basic lands.

When Wandering Visionary enters, draw a card.
{W}{U}{B}{R}{G}: Create a 1/1 blue Elemental creature token with flying.

First strike
Crew 1 (Tap any number of creatures you control with total power 1 or greater: This Vehicle becomes an artifact creature until end of turn.)

At the beginning of your upkeep, you lose 1 life and create a 1/1 white Soldier creature token with melee. (Whenever that creature attacks, it gets +1/+1 until end of turn for each opponent you attacked this combat.)

Noncreature spells your opponents cast cost {1} more to cast for each counter on Judges of Bearidge.
{5}{W}{U}: Put a +1/+1 counter on Judges of Bearidge, then detain each creature with lesser power. (Until your next turn, those permanents can't attack or block and their activated abilities can't be activated.)

When Doom Cultist dies, target player loses 2 life and you gain 2 life.

Reach
Stampede — Whenever Qasali Quiverguard and a creature with greater power attack, untap all attacking creatures.

{G}{W}, {T}: Remove a -1/-1 counter from target creature.
Persist (When this creature dies, if it had no -1/-1 counters on it, return it to the battlefield under its owner's control with a -1/-1 counter on it.)

If two or more creatures an opponent controls are attacking, you may pay {B} rather than this spell's mana cost.
Create a 1/1 black Snake creature token with deathtouch. It gains first strike until end of turn.

Trample
At the beginning of your upkeep, return another creature you control to its owner's hand.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.)
I, II, III — Return up to X target creature cards with mana value 3 or less from your graveyard to the battlefield, where X is the number of lore counters on A Bond that Spans Planes.
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Untap all artifacts you control during each other player's untap step.
Tap two untapped artifacts you control: Target player mills two cards.

When a creature you control scavenges Wanderer of Many, create a token that's a copy of that creature. Put a +1/+1 counter on the copy.
Scavenge {3}{U} ({3}{U}, Exile this card from your graveyard: Put a number of +1/+1 counters equal to this card's power on target creature. Scavenge only as a sorcery.)

{T}: You may pay {0} rather than the mana cost of the next spell you cast this turn. Activate only if you have no cards in hand.

Whenever IG-2 Disassembler enters or attacks, you may sacrifice an artifact. When you do, IG-2 Disassembler deals 2 damage to target player or planeswalker.

Identity — At the beginning of your upkeep, if you control at least two other creatures that share a creature type with Trupi Coordinator, you may draw a card.

Flash
{3}, Exile this card from your graveyard: Draw a card.

Voracious 1 (As this enters, you may sacrifice an artifact or creature. If you do, it enters with a +1/+1 counter on it.)
Haste

Equipped creature gets +1/+1.
Equip {1}

Drakon Nightshade can't block.
When Drakon Nightshade dies, scry 1.

Create a token that's a copy of a creature token you control.
Draw a card.

Lifelink
Whenever you cast a spell with mana value 2 or less, put a +1/+1 counter on Hallowed Moon Sentinel.