Chapter One: Soda Springs
Sheep Creep (Life)

Chapter Two: Know-It-All Island
Tussle Sprout (Earth)
Buzzer Beak (Air)
Slobber Trap (Water)
Chapter Three: Chompy Mountain
Bruiser Cruiser (Tech)
Broccoli Guy (Life)

Chapter Four: Phoenix Psanctuary
Shreadnaught (Tech)
Chill Bill (Water)
Cuckoo Clocker (Life)
Chapter Five: Chef Zeppelin
Bombshell (Magic)

Chapter Six: Rainfish Riviera
Masked Mind (Undead)
Brawlrus (Tech)
Brawl and Chain (Water)
Chapter Seven: Monster Marsh
Chomp Chest (Earth)
Eye Scream (Moon)
Eye Five (Sun)
Chapter Eight: Telescope Towers

Hood Sickle (Undead)
Painyatta (Magic)
Chapter Nine: Mystic Mill
Shield Shredder (Life)
Krakenstein (Air)
Chapter Ten: Secret Sewers of Supreme Stink
Rage Mage (Magic)
Fisticuffs (Moon)
Chapter Eleven: Wilikin Workshop
Scrap Shooter (Fire)

Chapter Twelve: Time Town
Cross Crow (Water)
Chapter Thirteen: The Future of Skylands
Blaster-Tron (Sun)

Chapter Fourteen: Operation: Troll Rocket Steel
Grinnade (Fire)
Threatpack (Water)
Chapter Fifteen: Skyhighlands
Tae Kwon Crow (Magic)
Chapter Sixteen
Grave Clobber (Earth)
Chapter Seventeen

Chapter Eighteen: The Ultimate Weapon
Smoke Scream (Fire)

Chapter Nineteen: Nightmare Express
Lob Goblin (sun)
Trolling Thunder (Tech)
Chapter Twenty: Mirror of Mystery
Chompy (Life)
Mad Lobs (Tech)
Chapter Twenty-One: Sunscraper Spire
Chapter Twenty-Two: Midnight Museum