On the title screen type "LEVELn" to advance to that level. Where
is the level number like "LEVEL2" to go to level two. Also on the
title screen type "CHROME" to enter the sub game. 
15:58:24
16-BIT. 100 % HERZ // KICKSTART 3.1 // WORKBENCH LOADED
On the title screen type "LEVELn" to advance to that level. Where
is the level number like "LEVEL2" to go to level two. Also on the
title screen type "CHROME" to enter the sub game.