Goober is a Jellyish Slug who belongs to Eli Shane. Eli first used it in retaliation for Billy trying to knock down all the Grenuke slugs in Quiet Lawn Cavern. He was also used in "Inheritance" to attack Dana Por. He was used to cover the Iron Warrior with goo to give time for the Shane Gang to escape The Imperial Palace.
- Protoform Abilities - Goo can be used for tagging or glue.
- Loogi - Spits a sticky goo that attaches to anything and is nearly impossible to remove.
- The Slugout (First appearance)
- Light as Day
- Slugterra: Return of the Elementals
- Stuff of Legend
- The Lady and the Sword