D&D - Pyre the Fire Genasi

Pyre was a lieutenant in the great war against the Orcs. Him and his army seemed to be winning every battle they fought. Until one day they lost one battle. After the battle Pyre is missing rumored to be dead. Without him the war has went in favor of the Orcs. But out of nowhere Pyre shows up atop of a few buildings holding a blue and yellow gem. He seems hesitant but decides to throw the gem. The gem erupts into a fiery blaze and engulfs the city and the surrounding area. Everything in its path is either destroyed or dead. After some time Pyre wakes up dazed and confused. He has lost his memory and does not realize what he just did. Now he is on the search to learn more from his past.
Commissioned by bep12.