- Story: Circa
- Age: irrelevant
- Gang: Ars Goetia, Solo Devs (former)
- Race: Hegata
- Alignment: Neutral evil
- Gender: One who changes
- Orientation: Pansexual
- Appearance: Red hair that stands on end, dark eyes with one missing. Face has other scars, including a band running horizontally across his face.
Yegon is part of the Ars Goetia, he is one of Seir's main grunts. Yegon's core can generate immense heat, and he dispenses of it through various means, like in the form of steam or fire.
Yegon is a trickster, he likes to play games and has much difficulty being serious. He is a kind creature, but not all care for his tricks.