: Exile Time Machine and target nontoken creature you own. Return them to the battlefield at the beginning of your upkeep on your turn X in the next game you play with one of your opponents in this game, where X is the mana value of the exiled creature.
When Letter Bomb enters, sign it and shuffle it into target player's library. That player reveals each card they draw until they draw Letter Bomb. When that player draws Letter Bomb, it deals 19½ damage to them.
TrampleWhenever a player casts a spell, put a chip counter on its mana value.B-I-N-G-O gets +9/+9 for each set of three numbers in a row with chip counters on them.
As Water Gun Balloon Game enters, each player puts a pop! counter on "0."Whenever a player casts a spell, move that player's pop! counter up one.Whenever a player's pop! counter hits "5," that player creates a 5/5 pink Giant Teddy Bear creature token and resets all pop! counters to "0."
Players play a Magic subgame under the table, starting at 5 life and using their libraries as their decks. The winner searches their library for two cards, puts those cards into their hand, then shuffles.