The Gillerken Pirates are the minor villians that appears in Mikey: Storm Overdrive, and a family of Aquos Ripperian from the planet Aquos Ripparos VII as well as being a Water-elemental.
- Riptide Gillerken— The eldest brother and leader of the gang. He is a deadly and powerful Ripperian who likes to terrorize and rip apart his enemies using the raw-shredding power of the elemental powers. He also uses destructive and brutal strength power much like Clay does, but uses his full power much like Mikey.
- Krill Gillerken— The second-oldest member of the gang. He uses cyclone abilities that copies Reena's special abilities.
- Brine Killerken— The third oldest of the family. He uses dodging abilities and has fast reflexes during combat which copies Zane's ninjitsu techniques.
- Slash Killerken— The youngest member of the family. He is a negative version of Cody since he uses cheating tactics and copies Cody's lacked skills.
- A Gillerken Coalition (First Appearance)
- All family members except for Marx have their names based on water-themed elements.
- The name Gillerken...