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.
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.
As long as you have seven or more cards in hand, Deathmask Nezumi gets +2/+1 and has fear. (It can't be blocked except by artifact creatures and/or black creatures.)
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.)
Target creature attacks this turn if able.Splice onto Arcane (As you cast an Arcane spell, you may reveal this card from your hand and pay its splice cost. If you do, add this card's effects to that spell.)
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.