The First Berserker: Khazan is a hardcore action RPG that has received critical acclaim for its intense combat and immersive gameplay. It achieved a perfect score of 100 from screenrant.com, which praised its exceptional gaming experience despite some desires for more weapon types and an open-world environment. Noisypixel.net rated it 90, highlighting thrilling boss fights and diverse level design, while acknowledging weaknesses in narrative depth. Gamingtrend.com and pcmag.com both scored it 80, commending the combat systems and anime aesthetics but noting storytelling and level design shortcomings. Rockpapershotgun.com offered a more critical perspective, describing the plot and level design as uninspiring but recognizing the satisfying combat and challenging boss encounters.