Magnus Einarsson was a Nuncian citizen and an officer of the Nuncio Space Force.

In 1920 PD, Einarsson held the rank of Captain and was in comamnd of the light attack craft NNS Wolverine, the most powerful unit of the NSF at the time. He coordinated the re-capture of the privateered Solarian freighter Emerald Dawn with Lieutenant Abigail Hearns of the Royal Manticoran Navy. (SI1)