A Hunter who wields the Blazing Horn and bears the epithet "Flame." He is a treasure hunter who continues his adventures driven by his own ego (dream): to collect ultra-ancient stone tablets and unravel the mysteries of a lost civilization. After meeting the Horned Beast King, Blazing Horn, he is swept into the world of Hunter Battles; though initially bewildered, he gradually becomes captivated by the battles themselves. He excels at combat that utilizes the traits and affinities of Horned Beasts and relies on quick wit, using his perfect coordination with Blazing Horn to checkmate his rivals. Upon obtaining the Omega Horn, he was granted the title of "Captain Omega Horn" by Blazing Horn, who recognized his potential. A Hunter who serves as the wielder of the Blazing Horn.

The proud Horned Beast King who once led countless Horned Beasts with overwhelming power and a noble spirit during the Omega Era. Having gained a human form and speech through a special power bestowed by the heavens, he guided both Horned Beasts and humans alongside the ancient Captain Omega Horn. He usually operates in a demi-human form that mimics a human appearance, but by channeling through Shout's Omega Horn, he can undergo Horn-Awakening into his original, massive Horned Beast form. He is the one who bestowed the title of Captain Omega Horn upon Shout, and he continues to adventure with him to build an era where Horned Beasts and humans can walk together once more. His favorite food is red pickled ginger.

A Hunter who wields the Slashing Horn and bears the epithet "Wave-Slicer." A skilled fighter who combines friendliness and charm with a shrewd side, she often gains the upper hand by skillfully toyed with her opponents. She specializes in versatile, technical combat using her massive Girigiri-Ken (Grinding Blade). She is female.

A Hunter who wields the Flying Horn and bears the epithet "Flight-Guide." Possessing calm judgment and excellent leadership, he specializes in elegant yet valiant Hunter Battles.

A mysterious Hunter bearing the epithet "Iron Wall." He rarely shows emotion and dislikes participating in Hunter Battles. However, his true strength is immeasurable, and even Ibal holds him in high regard.

A Hunter who wields the Absolute Flame Horn and bears the epithet "Despair." Combining overwhelming skill and charisma, he is the absolute leader of the "Ibal Union: Despair." He specializes in Hunter Battles full of kingly majesty, blending power and boldness. He is a huge fan of hot baths.

Possesses absolute self-confidence and a powerful aura that belies its appearance. Unlike other Hunters and Horned Beasts who follow Ibal, it stands on equal footing with him. Like Blazing Horn, it usually takes on a human appearance (demi-human form). Its relationship with Blazing Horn is shrouded in mystery.

A Hunter who wields the Crushing Horn and bears the epithet "Calamity-Crusher." Possessing a sturdy physique, he specializes in destructive Hunter Battles, using his monstrous strength to shatter the earth with a single blow.