That was really clever! The mechanics are fun to use and utilized to their fullest extent; I was especially impressed by the level design. The art, setting, and concept are exceedingly charming!
Sometimes, the background can be a bit too similar to the foreground; background bricks in particular often look similar to foreground bricks. It's not similar enough to be impossible to distinguish, only similar enough to make it visually cluttered and harder on the eyes.
Spikes can be a little hard to see when zoomed out far.
All-in-all, great work! I am now afraid of the Shai Laddurd.