Klax is a puzzle game created by Atari Games and published in 1990 for arcades and home computers. The object is to catch assorted color-falling tiles and create rows, columns, or diagonals of a single color. Klax was the last game ever officially released for the Atari 2600 system and the first game with versions for all three of 1990's leading consoles, the Nintendo Entertainment System/Nintendo Famicom, the Sega Mega Drive/Genesis, and the PC Engine/TurboGrafx-16