The engine is still not finished. There is still a long way until the engine is complete. The engine still needs a lot of work until the physics, NPC AI, and everything works as it should and Wohlstand needs time to implement all of that. It is better to report bugs of the editor since it is more co...
I like the level's block structure, but they are way too many enemies. I highly recommend you to remove some enemies. Also, they are some incorrect death effects that need to be fixed.