Pertinax is a character in Metroid Prime 4. He is the tour guide that brings people to and from Arcterra on orders from the Galactic Federation. Pertinax was born on Earth, unlike the majority of characters in the Metroid series, and is a human. He speaks with a certain southern accent, indicating that he was born somewhere in the southern half of the United States. Pertinax is said to be around 45 to 50 years old by most other people that are familiar to him. He is rumored to have a family that consists of a wife and a daughter, although no one knows this for sure because he never talks about them. He has been ferrying people to and from Arcterra, according to him, for 15 years.