Daniel Astor: The Age of Abaddon

Set in an alternative Harry Potter universe. Written based on a collection of memories in the Pensieve, wizard Daniel Astor recounts his three years in Hogwarts School of Witchcraft and Wizardry: The annual Hogwarts dueling tournament is dangerous and exciting, and Abaddon Astor will do anything to win. But does that mean making a heartbreaking sacrifice?