Thanks for playing!
Glad you like the concept. We found that bug a little too late to submit it with the fix. Turns out, if you clear the grid the crime no longer spreads, which means you are standing in a big empty city. We have decided to continue developing the game so that fix will certainly be in future versions.
Our artist made nearly all of the assets in voxels (the player, enemies, vehicles, weapons, and buildings) and used Sprite Stack Studio to apply the filtering and render the frames out in 2d sprites.
The cars in voxel form:
Thanks again for playing and giving us some awesome feedback!