Target opponent chooses a number. You may have that player lose that much life. If you don't, that player sacrifices all but that many permanents of their choice.
You may have Sakashima the Impostor enter as a copy of any creature on the battlefield, except its name is Sakashima the Impostor, it's legendary in addition to its other types, and it has ": Return this creature to its owner's hand at the beginning of the next end step."
Each player may bid life. You start the bidding with a bid of any number. In turn order, each player may top the high bid. The bidding ends if the high bid stands. The high bidder loses life equal to the high bid and draws four cards.
: Add . Tomb of Urami deals 1 damage to you if you don't control an Ogre., , Sacrifice all lands you control: Create Urami, a legendary 5/5 black Demon Spirit creature token with flying.
Bushido 2 (Whenever this creature blocks or becomes blocked, it gets +2/+2 until end of turn.), Sacrifice a Samurai: Samurai creatures you control gain double strike until end of turn.
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.
Search your library for an enchantment card, put it onto the battlefield, then shuffle.Epic (For the rest of the game, you can't cast spells. At the beginning of each of your upkeeps, copy this spell except for its epic ability.)
FlyingWhenever the fourth spell of a turn is cast, flip Erayo, Soratami Ascendant.Whenever an opponent casts their first spell each turn, counter that spell.
Kagemaro, First to Suffer's power and toughness are each equal to the number of cards in your hand., Sacrifice Kagemaro: All creatures get -X/-X until end of turn, where X is the number of cards in your hand.
FlyingSoramaro, First to Dream's power and toughness are each equal to the number of cards in your hand., Return a land you control to its owner's hand: Draw a card.
Create a 1/1 green Snake creature token for each card in your hand.Epic (For the rest of the game, you can't cast spells. At the beginning of each of your upkeeps, copy this spell except for its epic ability.)