Sergeant Rocketbottom is a henchman of Grizzle's. He is a robot who wears a hat and is dressed to look like an army sergeant. He appears poorly made, as he often has parts falling off. He first appeared in the episode Heatwave.
|Auntie Freeze - Beast of Boredom - Mr. Beastly - Professor Coldheart - Dr. Fright - Frostbite - Green Creature Slaves - No Heart - Shadows - Shreeky - Sour Sam - Strato Nefarious - The Bull|
|Movies and TV specials|
|Dark Heart - Dim and Dum - Gummy and Rumble - Rat King - The Spirit - The Vizier - The Wizard of Wonderland|
|Alaskan King Crab - Beezy the Sleazy Freezy Dragon - Caretaker - Doctor Decay - Drizzly Bear - Gamester - Gloomies - Glump - Green-Eyed Monster - Haywood the Hailstone Hare - Lunchback of Notre Dame - Mooseter T - Night Mayor - Robert the Robot Litter Basket - Sand Witch - Scare Bear - Slush Monkey - Upside-Down Clown - Who Cares Bears - Winslow Homely|
|Grizzle - Mr. Beaks - New-B - Sergeant Rocketbottom - Sir Funnybone - Phido, Cleon and Bidel - UR-2 - Windle|
|Beasties - King Beastly - Bluster - Bad Crowd|
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