"The Inheritance Cycle" by Christopher Paolini

The Inheritance Cycle series is a young adult fantasy novel series written by Christopher Paolini. The series consists of four books: Eragon, Eldest, Brisingr, and Inheritance. The series follows the story of Eragon, a young farm boy who discovers a dragon egg and becomes a Dragon Rider, a legendary group thought to be extinct. The series explores themes of friendship, love, and the struggle between good and evil in the fictional world of Alagaësia. The books are known for their epic battles, magical creatures, and richly detailed world-building.