By now you should have figured out that Golyan is fully fictional. Golyan is certainly one of my characters in my D&D 5e games, a goliath fighter/monk that just hit level six. Detractors have controversial takes on this tradition, stating that it focuses on detrimental negation rather than beneficial assertion. https://jaidenpmgkb.tblogz.com/a-secret-weapon-for-sword-of-zariel-dnd-5e-42058391