Background[edit | edit source]
X6-57 appears on the Institute's teleporter terminal logs around the time the Sole Survivor enters for the first time. X6-57 used it after X3-24 and prior to the Sole Survivor, having the validation code M88LT/CP2T3/AS4YB/1RG8N.
Appearances[edit | edit source]
X6-57 is mentioned only in Fallout 4.