Thanks to @CrystalKeeper7 for all of the levels, @griffpatch for the code, and Rob Top Games for creating Geometry Dash Subzero. If you would like to play Stereo Madness, Back On Track, And Polargeist with these modifications, click this link - https://scratch.mit.edu/projects/931737174/ z and m to enter and exit editor 1 - blocks 2- inside blocks 3- spikes 4- large structures 5- other