Solo dev behind roguelike hit Balatro expected to sell maybe 10 copies and go back to their IT job - but they went on to sell one million copies instead GamesRadar+

The Square Joker is a common Joker which provides a chips bonus that increases by +4 Chips every time you play a hand with only four cards. The four cards played do not have to score and all four can be debuffed.

Once a Poker hand is played Blueprint will continue copying the last Joker to its right even if its moved around afterward. This can be exploited by first playing the winning hand then moving Blueprint to copy the end-of-round effect Joker such as Reserved Parking or Mime while scoring is calculated.

The double zero was added to the American roulette wheel in the mid-19th century. The exact year is not clear but it is believed to have been added around the 1860s. The reason for its addition was to increase the house edge making the game more profitable for the casino.