Lagon

Lagon was a Stone Eater tribe that inhabited the Abelion Hills.

Background
Lagon was one of the many demi-humans tribes that joined the Demi-Human Alliance under the Demon Emperor Jaldabaoth.

The Paladin of the Holy Kingdom Arc
During the siege of Loyts, the tribe, led by Jajan, attacked the western gate. Uder him they managed to overwhelm the defenders, with their leader killing the paladin commander.

Strength
The strength of Lagon is unknown, but it can be speculated that they were a formidable demi-human tribe.

Trivia

 * It is unknown what happened to the tribe as Ainz had arrived to halt them and the demi-humans' advance at the western gate. Though given the Soul Eaters they faced, it’s most likely the tribe was wiped out or possibly retreated.