msem-instigator

Treacherous Oasis enters tapped.
{T}: Add {U} or {B}.
{2}{U}{B}: Until end of turn, Treacherous Oasis becomes a Crocodile creature in addition to its other types. It can't be blocked this turn.
Scavenge {1}{U}{B}

Vulpine Bluffs enters tapped.
{T}: Add {R} or {W}.
{1}{R}{W}: Until end of turn, Vulpine Bluffs becomes a Fox creature with double strike in addition to its other types.
Scavenge {R}{W}

When Faceless Animist dies, you may return another target colorless card from your graveyard to your hand.

This spell costs {1} less to cast for each planeswalker you control.
[+2]: Create a 2/2 colorless Spirit creature token.
[–3]: Double the number of each kind of counter on another target permanent.
[–9]: You get an emblem with “The ‘legend rule' doesn't apply to creatures and planeswalkers you control.”

Sacrifice another colorless creature: Put a +1/+1 counter on target creature.

When Shadowstrider dies, create a 2/2 colorless Spirit creature token.

When Voiceless Assailant enters, you may search your library for up to three cards named Voiceless Assailant, reveal them, put them into your hand, then shuffle.

Exile any number of target cards in exile. (They become new objects that have just been exiled.)
Draw a card.

{T}: Target creature loses all abilities until end of turn. Exile Chochin the Silent Moth and that creature.

Lifelink
Partner with Imperator Valtasius (When this creature enters, target player may put Imperator Valtasius into their hand from their library, then shuffle.)
At the beginning of your upkeep, return target Soldier card from your graveyard to your hand.

At the beginning of combat on your turn, you may attach any number of Equipment you control to target creature you control.

When Hinasa Historian enters, create a 2/2 colorless Spirit creature token.
Whenever a colorless creature you control enters, you gain 1 life.

When Hinasa Lorekeeper enters, create a 2/2 colorless Spirit creature token.
Colorless creatures you control have vigilance.

First strike, vigilance
Partner with Commander Hyctaleon (When this creature enters, target player may put Commander Hyctaleon into their hand from their library, then shuffle.)
At the beginning of your upkeep, you may search your library for a Soldier card, reveal it, put it into your hand, then shuffle.

Target creature gains lifelink until end of turn. Untap that creature.
Inscribe {1}{W} ({1}{W}: Exile this card from your hand inscribed on a creature you control. Whenever that creature attacks, its controller may cast a copy of the inscribed card without paying its mana cost. Inscribe only as a sorcery.)

First strike
Whenever an opponent casts a spell, Kiboshi's Guardian gains indestructible until end of turn.

Enchant creature
Enchanted creature and all other creatures with the same name as that creature can't attack or block.

Whenever Little Kibo attacks, you may pay {W}{W}. If you do, transform it.

Double strike
At the beginning of your upkeep, if Kiboshi is equipped, put a +1/+1 counter on it.

Colorless creatures you control get +1/+1.

When Oshiruko Purifier enters, create a 2/2 colorless Spirit creature token.
Colorless creatures you control have lifelink.

Tap target creature. Prevent all combat damage that creature would deal this turn. It doesn't untap during its controller's next untap step.

Sacrifice Scions of Old Jidai: Target player gains life equal to the life that player has lost this turn.

Shokan Battalion has double strike as long as it's enchanted, equipped, or has a card inscribed onto it.