Bertrand was a Human Garde. He and his family were German beekeepers. Bertrand first appeared in the Elder's Chamber in The Fate of Ten, during Ella's mass telepathic link. He was killed by Phiri Dun-Ra, burned alive while protecting Fleur in United As One.
Bertrand was described as stout, with a shock of brown hair. Because of his appearance, Six said he reminded her of a stuffed animal.