Querl Dox (Brainiac 5)

Arrowverse Fictional Character (143 items)
list by jordanwiles94

Arrow, The Flash and Supergirl Actors & Characters (139 items)
list by alison15

Querl Dox, also known as Brainiac 5, is a Coluan and a former member of the Legion. A 12th-level intellect, Brainiac 5 is an incredible scientist and combat strategist, affectionately nicknamed "Brainy" by the other Legionnaires. He also goes by the alias Barney Fife when operating among humans...