Small [[branch]] like objects that emit a golden glow introduced in [[Limbus Company]] that have various mysterious properties

In [[Limbus Company]], the Sinners are tasked by the titular company with the retrieval of the Golden Boughs from ruined [[Lobotomy Corporation]] facilities. 

The name of the Golden Boughs is taken from a tale of the same name from the "Aeneid":https://en.wikipedia.org/wiki/Aeneid written by ancient Roman poet "Publius Vergilius Maro":https://en.wikipedia.org/wiki/Virgil.
golden bough (limbus company)