Ignite Eight

Beneath a towering spire lies a fantasy world inhabited by many different races and nations. Rex, a young member of the horned race carrying deep emotional scars, has been captured by humans and forced to fight as a gladiator in the Blood Arena. Determined to one day escape with nothing but his own strength, his fate begins to change after an encounter with a mysterious witch. A traditional battle fantasy centered on fists, magic, and conflict between races. Source: Kodansha, translated