- A famous Hoverbug is Bugsy, who belongs to Eli Shane.
- A famous Hoverbug is Flutter, who belongs to Trini.
The ghouled version of Hoverbug is called Hoverblade.
- Prottoform Abilities - Extremely fast flyer, can carry messages.
- Screwball - Grabs an opponent and carries them off in a dizzying corkscrew flight path.
- Heatstreaker - Visual targeting and heat sensing, can find any opponent or his Slug over long distances.
- Speedling - Flies in fast, dizzying circles around an opponent, slashing at them with its wings.
- Outtathere - Picks up a Sluglsinger and whisks them out of danger.
- Kenetic Streak - "Speedstinger" + "Hoverbug" - TBD. It hasn't officially appeared in the show yet.
Hoverbugs are small blue slugs. They have small white tummies and their wings are pink and aqua. Like the Air Elemental, it can fly in protoform. They also have one brown eye, although when they reach velocity, their eye turn green.
- Mecha Mutiny (First appearance)
- The Thrill of the Game
- It Comes by Night
- Back to Blakk
- Bandoleer of Brothers
- Slugterra: Ghoul from Beyond
- Slugterra: Return of the Elementals
- Slugterra: Eastern Caverns
- Slug Day
- The Return of the Eastern Champion
- it was previously called the Zipper Slug but it's true name was discovered by Radioactive ion to which we give a special thanks.
- Despite the only slug can fly in protoform, the Air Elemental also can fly in Protoform.
- The slug was never seen ghouled until in "Return of the Elementals" when the Air Elemental was ghouled as all the air slug were ghouled.
- It is said it can reach velocity all by itself.