Tip: You can use Lunar Magic's Overworld Layer 3 Editing system to edit or create your own layer 3 images (castle bricks, fish, rocks) and apply unique effects per level via the Layer 3 Bypass in the main editor.
A lot of blind tricks made some of the levels feel unfair. Seeing an obstacle before dying to it would be nice. Some tricks like
the flying ? block in the the first level
don't really line up or have a very good indication of what to even do. The ideas presented in this hack are fun, but the overall experience was limited by the blind nature of a majority of the levels.