Epos: The flame bird - Adam Blade (Beast Quest #6)

Goodreads 4.2

One boy's journey to save his village becomes a quest to save the Kingdom.

Tom and Elenna must journey on to face the last of the Beasts enslaved by the evil wizard the Winged Flame, a phoenix of terrible power. It has been been slowly awakening a long-dead volcano. If Tom and Elenna cannot stop the Beast in time, it could mean a deadly eruption