Could you add these levels in at some point:
Level 196 - "Distorted Hotel'
Level 4.1 - "Whispering Hallways"
Level 64 - "The Lurking Darkness"
Level 333 - "Roomception"
Level 654 - "WARNING! A Level With Piping (EXPOSED!)"
Level 201 - "A E S T H E T I C"
Level 790 - "Ultimate Fate"