As long as you have more cards in hand than each opponent, Descendant of Kiyomaro gets +1/+2 and has "Whenever this creature deals combat damage, you gain 3 life."
At the beginning of your upkeep, put a +1/+1 counter on Descendant of Masumaro for each card in your hand, then remove a +1/+1 counter from Descendant of Masumaro for each card in target opponent's hand.
At the beginning of your upkeep, sacrifice Kami of the Tended Garden unless you pay .Soulshift 3 (When this creature dies, you may return target Spirit card with mana value 3 or less from your graveyard to your hand.)
When Kaho, Minamo Historian enters, search your library for up to three instant cards, exile them, then shuffle., : You may cast a spell with mana value X from among cards exiled with Kaho without paying its mana cost.
Whenever Shape Stealer blocks or becomes blocked by a creature, change Shape Stealer's base power and toughness to that creature's power and toughness until end of turn.
Sweep — Return any number of Plains you control to their owner's hand. Creatures you control get +1/+1 until end of turn for each Plains returned this way.
At the beginning of the end step, if three or more creatures died this turn, flip Kuon, Ogre Ascendant.At the beginning of each player's upkeep, that player sacrifices a creature of their choice.