A hero who was in a romantic relationship with Guest when they were human. She has a kind heart and a warm personality, always thinking of others first. She fights without weapons and has long, straight brown hair. After Guest died as a human, she blamed her own weakness and trained herself to become a top-tier hero. Gender: Female. Age: 20.

Aian's colleague. She and Aian have been close friends since they were hero apprentices, sharing a bond until they became heroes together. She was also close to Guest when they were human. She has a black ponytail and a positive, never-give-up personality. Gender: Female. Age: 20.

Aian's senior and the leader of the guild Anax. She is famous for her outstanding skills among many heroes and has a Baryonyx named Vario as her partner dinosaur. Her relationship with Guest was like master and apprentice, as she learned combat from Guest, and she remains grateful to the human Guest to this day. She is kind and open-hearted to everyone, but no one can stop her when she's angry. Gender: Female. Age: 23.

Han Seo-ah's colleague and peer, and a senior to Pina and Aian. A member of the guild Anax. Her goal is to become the strongest swordsmanship hunter, and her other dream is to have a powerful partner dinosaur. She specializes in swordsmanship using a longsword. She has yellow hair in a ponytail and a positive, bright, and passionate personality. Gender: Female. Age: 23.

Han Seo-ah's partner dinosaur. A Tier 2 bipedal carnivore, a Baryonyx. It stands 2.6m tall, 9.3m long, and weighs 2t, with a head resembling a crocodile. Its ultimate move involves biting the opponent to stun them, slamming them into the ground, and performing a death roll. It then lifts the opponent, shakes them violently, and throws them with a powerful knockback. It is a male.

A bipedal herbivore living in the same area as Guest. A Therizinosaurus. It is 5m tall, 10m long, and weighs 5t, similar to Guest. It has long, sickle-like front claws. Its ultimate move is kicking up dirt with its claws to block vision and then scratching relentlessly. It is a female. Tier 3.

A bipedal carnivore living in the same habitat as Guest. A Carnotaurus. It is 10.4m long, weighs 0.9t, and stands 2.9m tall, belonging to the medium-sized dinosaurs. It has two small horns on its head, earning it the nickname 'meat-eating bull.' However, it possesses the highest performance among Tier 2 dinosaurs. Its ultimate move is a forward charge. If it makes contact during the charge, it gores the opponent with its horns to stun them and sends them flying with a powerful knockback. It is a male.

A quadrupedal mutant carnivorous dinosaur created by humans. It was born by mixing the genes of various dinosaurs, including Tyrannosaurus, and has a grotesque appearance. Its full name is 'Distortus Rex.' It is massive, standing 8.1m tall, 14.5m long, and weighing 9.2t. Tier 4. It has currently disappeared and is being tracked. It attempts to grab the opponent by swinging its left front paw slowly. If it hits, it stuns the opponent, lets out a threatening roar, slams them into the ground, bites them six times, and then sends them flying with a knockback.

A bipedal carnivore living in the same habitat as Guest. A Velociraptor. It is 3.9m long, weighs 226kg, and stands 1.7m tall, about the height of a human. However, it has hook-shaped claws on its hind feet, which it uses to attack. Its ultimate move is swinging both front paws to attempt a grab. If successful, it pins the opponent down with its feet to stun them, performs a short leap to stomp them, and then kicks them away with a knockback. It is a male.