Welcome to the AltShift latest entry into the Negative Space Exploring Puzzler Shift! Which is the floor and which is the roof? Gravity flips, space changes and Spikes hurt! Its got so much in it it might just explode! So get ready to have your mind warped by this brand new take on the Flash Classic!
A context menu should be shown when right-clicking or, on touch devices, long-pressing in the game. This menu especially allows to play in full screen and control the volume.