you were looking in an arcade room, and you found a polybius arcade machine. iy included the number 2 on it, so you turn it on and it appears different. it includes the ship you play as, shooting at the polybius logo, below it includes polybius in the polybius square code. below that is the word "Returns!". the company who made this revision was sine games, and it was made in 2001, crossing out the 1981 with a ink red x. the credits now say total credits: 0, and below that says "Insert a coin"