Stanley Vonbraun holds the title of "Weiss Bishop" within the Neo Britannian Empire's Einberg Order. His work is dedicated exclusively to technological development and Knightmare Frame engineering, setting him apart from combat or strategy-focused members. He personally designed the brutally efficient Loki Knightmare Frames to eliminate Neo Britannia's enemies.

Displaying characteristic Neo-Britannian hostility toward non-Britannians and ruthless tendencies, Stanley nonetheless lacked the omnicidal ambitions of peers like Norland von Lunebelg. He explicitly programmed the Lokis to target only Neo Britannia's adversaries and was appalled when Norland activated them without designating specific targets, enabling indiscriminate killing regardless of allegiance. To rectify this, Stanley transmitted the Loki schematics and operational data to the Black Knights, hoping to enable their destruction. This act of defiance resulted in his death at the hands of his own creation.

Stanley remained pragmatically focused on technology, dismissing the occult concepts of Geass that preoccupied other Einberg members such as Christoph Scissorman. His loyalty was tied solely to Neo Britannia's objectives, not personal vendettas or ideological extremism, underscoring his role as a scientist driven by specific militaristic goals.