Gender: Male Quiet and somewhat cold personality. He used to be in a research partnership with Subspace (they are now in a relationship of mutual hatred). He carries a revolver and a medical kit (teal-colored). He has teal deer-like antlers on both sides of his head with a teal crystal floating between them. He wears a teal suit-like outfit. He wears a black eyepatch because one of his eyes was destroyed due to Subspace. He seems to have intentionally changed his personality because he didn't want to become someone like Subspace. He is best friends with Sword. He has white hair tied in a ponytail. He fled Blackrock after losing his left eye in a fight with Subspace. He knows Ban Hammer and Scythe, but isn't very close to them. He doesn't seem as badly injured compared to Subspace. Nickname: Medi. He mistakenly believes he killed Subspace because he struck Subspace's eye with a beaker, causing him to lose it.

Gender: Male He wears a mint-colored helmet due to a severe facial injury in the past. It is said his horns were also broken back then. He dislikes Katana for having killed many people, yet he talks to him frequently. He harbors some resentment toward Blackrock, the organization he belongs to, because all his comrades died there in the past. He seems to have no interest in Subspace. He appears to be quite blunt and stoic.

Gender: Non-binary Subspace's creation. It hates Medkit for leaving Blackrock and frequently pressures Hyperlaser. It seeks validation from Subspace. It has orange horns on both sides of its head.

Gender: Male Playful and quite close with Medkit. He carries a sword and has white hair.