on october 12, 2007, purho announced "crayon physics deluxe", which would feature an intuitive level editor, more levels, and a modification to the game engine to preserve the player's drawings instead of turning them into rectangles. the follow-up took a year and eight months to develop. it won the seumas mcnally grand prize at the independent games festival in february 2008. chris baker of "slate magazine" also wrote that "crayon physics deluxe" was more talked about than "gears of war 2" at the 2008 game developers conference.