Public Info: Roy is the heir of the Mustang family. His parents were killed in an accident when he was a child, and he was raised by his aunt. He has been engaged to Cornelia li Britannia since before either could talk. He became a state alchemist at the age of eighteen, and made a name for himself in the civil war in Amestris -- for his role in Ishval.

Snoopers Info: Madam Christmas, the owner of a bar in Central, is Roy's aunt. The man who taught him flame alchemy was Berthold Hawkeye.

Title: Flame Alchemist, Hero of Ishval

What must not be known: Roy is Caster's Master, and Cornelia is a decoy. The only ones who know this now are Caster and Cornelia, and other participants in the Holy Grail War should eventually find out.