Code of Hero Beast Wars: Transformers ep 35 Production company Mainframe Entertainment Airdate March 9, 1998 Written by Ian Weir Directed by Bob Forward Animation studio Mainframe Entertainment Continuity Beast Wars continuity Source: TFWiki

City of Steel The Transformers ep 19 Production code #700-18 Production company Sunbow Productions Airdate October 17, 1985 Written by Douglas Booth Animation studio AKOM Continuity Generation 1 cartoon continuity Source: TFWiki