it's actually a full 2d voxel made only of rectangles, using the classic position_(x|y) / position_z * focale method, and drawing them from farthest to nearest z :)
Oh, scheming up ways to get me back in the game, eh? At first, I thought it was a glitch or something that can't be what it appears. Then, I find you actually added God Mode to the game. ;)