In this 1971 Japanese kaiju film, the iconic monster faces off against a new adversary, a smog monster born from pollution. The film explores themes of environmental destruction as the titular creature battles to save humanity from the toxic threat. Directed by Yoshimitsu Banno, the movie is notable for its psychedelic visuals and unique approach within the Godzilla franchise. It stars Akira Yamauchi and Toshie Kimura, among others. For those interested, the film can be viewed for free on 123Movies / Movies123.