An anti-evil weapon made by Yggdrasil and the Abyssal King. Its power is unmatched by any human. —In-Game Description, Etrian Odyssey III The Yggdroid (known as Andro in Japan) - is a versatile unlockable class in Etrian Odyssey III. It is unlocked by siding with the Deep City. With many useful options and a number of interesting abilities in their pool of skills, they are unique in that the bulk of their power comes from how they're subclassed.