Following their failed attempt at overthrowing King Markus Pentaghast in 9:10 Dragon, Anthony's parents, Lord Matthias and Lady Tigana, were executed, as well as any of their immediate family. Being the only ones spared, Anthony and his sister Cassandra proceeded to live with ther uncle Vestalus, though he payed little attention to them after becoming a prelate to the Mortalitasi in 9:12. Thus, Anthony and Cassandra had only each other, forming a very close relationship.
Being from a family of renowned dragon hunters, Anthony and Cassandra dreamed of becoming dragon hunters themselves and showed great interest in swordsmanship.
By 9:16 Dragon, Anthony is considered to be the best dragon hunter among the Pentaghast clan. Cassandra idolizes him, wishing to follow in his footsteps despite their uncle's objections. Anthony offers to train her in secret so they can fight dragons together.
He's kidnapped by a group of blood mages who seek dragon blood for their rituals. He refuses to help and fights them. Cassandra watches in horror as Anthony is beheaded by a blood mage on horseback.This inspires Cassandra to become a Seeker of Truth.
- Anthony and Cassandra used to eat blueberry pastries together.