msem-instigator

Flash
When Aethermancer's Familiar enters the battlefield, you may aetherize target non-Cat creature you control. (To aetherize, create a token that's a copy of it, then exile that token.)

Whenever Blood Artist or another creature dies, target player loses 1 life and you gain 1 life.

Whenever another creature enters the battlefield under your control, you may have it gain haste. If you do, return it to its owner's hand at the beginning of the next end step.

(Choose only one work as a sorcery to add its ability.)
When Chronicles of the Kitsune enters the battlefield, create a 2/1 red and white Fox creature token.
{2}{W}{W}: Act I: Ascent
Creature tokens you control get +1/+1 and have flying.
{3}{W}{W}: Act II: Descent
At the beginning of your end step, if you control no creatures, create Hu Li, a legendary 4/4 white Fox Spirit creature token with flying and lifelink.

Exile up to one target activated ability, triggered ability, or nonland permanent.
Coalesce {5}{G}{W}{U}
End of All Things enters the battlefield tapped.

Advance {3}{W} (Cast this for {3}{W} to advance it as it enters. {3}{W}: Advance this as a sorcery.)
At the beginning of your upkeep, you gain 1 life.
Whenever Plush Tea Party advances, create a token that's a copy of it.

{T}: Add {C}.
{T}: Add one mana of any color among creatures you control.
{X}: Spirit Blossom Shrine becomes an X/X Spirit creature until end of turn. It's still a land. Activate only if you control a creature with power X.

Reveal cards from the top of your library until you reveal a land card, then put that card onto the battlefield tapped. You may put another card revealed this way on top of your library. Put the rest of the cards revealed this way on the bottom in a random order.