powerlifter

Level 14 ("PANTHERHAMMER") 

Buffalo 

Level 16 ("USA #1 Skyscraper" feat. ZeaLouS1, Shinobi Onibocho, and Dr. Awkward) 

Chiptune, Level 3 ("Buffalo") 

Chiptune, Level 9 ("Haiti 80 A.D.") 

Level 4 ("Colorado Burrito") 

Level 17 ("NperiodEperiodRperiodDperiod") 

Bonus Stage ("Star Level") 

Obsolete 

Level 10 ("Obsolete") 

Pantherhammer 

Level 15 ("This Has Got to Be the 5th Worst Treasure Hunt I've Ever Been On") 

Level 3 ("Buffalo") 

Level 9.5 - Powerup 2 

Level 18 ("Lizard Lot") 

Level Seven 

Buffalo 

Buffalo 

Level 12 ("Lady Jim") 

Chapter 01-03: Family Ties 

(Wish I Could Fly Like) Superman 

Mr. Brightside (The Killers Cover feat. Jeremy Spring) 

Level 1 ("DOOM//GIVER") 

Powerlifter 

Level 11 ("Rhino") 

Level 13 ("DeKap") 

Level 20 ("Silence Mortal") 

Chapter Mammy Doyle & Chapter Fridge