|First Release:||Skylanders: Relics|
- "King Of The Gill!"
- —Gill-Neck's official catchphrase
Gill-Neck was separated by his family at a very young age. He was pulled into an ocean and got raised by a family of fish. Adapting to this new life, he grew gills and fins, and before he knew it, he was basically a fish. His friend got stuck in some seaweed in a deep chasm, and Gill-Neck followed in after. He saved the fish and became a Relic Guardian