King of the HillThe first player to deal combat damage this game becomes the monarch.“For King and Country!” —The Soldiers Rallied
Aura FarmingAt the beginning of each player's end step, if that player was the most recent player to cast their commander and that player controls their commander, that player may scry 2.
Free Real EstateAt the beginning of each player's end step, if that player has not played a land this turn, they may reveal their hand. If they revealed no lands this way, they may search their library for a basic land card and put it onto the battlefield tapped, then shuffle their library.
Table Snacks{4}: Gain 3 life. Any player may play this ability as if they control this card.“But where is the pizza?” —Greg who brought nothing
Manifest Destiny{3}: Manifest a card from your hand. Any player may activate this ability as if they control this card. (To manifest a card, put it onto the battlefield face down as a 2/2 creature. Turn it face up any time for its mana cost if it's a creature card.)
Drinking GameCards in players' hands have cycling {2}. Whenever a player cycles a card, that player rolls a d6 and flips a coin. On heads, that player gains poison counters equal to the result. Otherwise, that player may remove poison counters from themselves up to the result.“We're here for a good time, not a long time.” —The Dealer
Rising TensionsAttacking creatures get +1/+0.
The Crescent MoonAt the beginning of each player's draw step, that player draws an additional card.“The Kami may not be present, but the gifts they left behind still stand.” —Shrine Keeper
PlanechaseAdd Planechase to the game.Whoever picks this card brings the planechase deck.
Beauty SleepAt the beginning of each player's end step, if that player cast no spells and activated no abilities, that player draws a card.
M.A.D. WorldAt the beginning of each player's upkeep, that player rolls a d20. On a result of 1, destroy all nonland permanents.
Midgame Mulligan{3}: Shuffle your hand into your library and draw that many cards. Any player may activate this ability as if they control this card, and only once per game.
JackpotAt the beginning of each player's upkeep, that player may pay {X} and roll a d20. On a result of 20, that player creates X plus 1, times three, Treasure tokens.
The Chosen OneAt the beginning of each player's upkeep, that player chooses a creature they control and puts a +1/+1 counter on it.
Monkey See, Monkey BeEach player begins the game with a 2/2 green Ape Shapeshifter creature token with “At the beginning of your upkeep, you may have this text box become a copy of another creature's text box until end of turn.”
Good Clean Christian MagicAt the beginning of each player's upkeep, if that player cast no spells and activated no abilities since their last end step, that player draws a card.
Yawning PortalThe first player to deal combat damage this game gains the initiative.“The hole is for customers only.” —Durnan