James Gunn Explains Why Brainiac’s Casting Was Announced Now; Debunks Not Allowing Matt Reeves To Use Clayface ComicBookMovie.comJames Gunn’s Superman Movie Man Of Tomorrow Casts Lars Eidinger As Brainiac empireonline.comSurprise ‘Man of Tomorrow’ Brainiac Casting Could Create A New DCU Twist inklBrainiac may be Man of Tomorrow’s villain, but don’t forget about Lex Luthor PolygonWho Is Lars Eidinger? Meet Man of Tomorrow’s Brainiac Actor Epicstream