Beastmaster Playing God

Charles Yale once faced ridicule for bonding with an E-rank "Runner Chicken" in a realm where mystical beasts reigned supreme. But when he unlocked the Universal Upgrade System, everything changed. He transformed seemingly useless dud eggs into deities and began his journey of power. While classmates struggled in novice trials, his Seraphim effortlessly conquered dark lairs. As the abyssal army loomed and the Demon King approached, Charles stood unyielding with gods of light and darkness by his side. Would Charles prevail in the ultimate showdown against the Abyss? This is the epic saga of an underdog's triumph and the emergence of the Lord of Gods.