This human shapeshifter was invented by William Bell in the Alternate Timeline.
He killed Brandon Fayette (Alternate Universe) off-screen and replaced him as Walternate's lead scientist at the Department of Defense. Despite this, Walternate suspected Brandon had been compromised.
Background[]
The human shapeshifter killed Brandon Fayette between the events of "The Day We Died" and "Back to Where You've Never Been".
This human shapeshifter was working under David Robert Jones, Bell's second-in-command who was orchestrating a plan to destroy both universes.
Biography[]
Walternate kills this human shapeshifter in front of Peter Bishop. He tells Peter he suspects Brandon had been replaced for several weeks. ("Back to Where You've Never Been")