These human/Warframe hybrids make up the main cast of ... You don't need to have Archimedea unlocked in Deimos to play Temporal Archimedea. If you're interested in playing as a Protoframe yourself ...

Learn how to get and play as Koumei in Warframe! One of the rarest materials to find is the Scintillant, which can only be obtained in the Cambion Drift, the infested territory in Deimos.