Godzilla has been everything from an anthropomorphic anti-hero to global force of destruction and back again, but his roots have always been in horror as a dark metaphor for the dangers of nuclear war. Godzilla’s original appearance in 1954’s Godzilla has typically been viewed as a horror movie, given its dark subject matter and the wanton destruction of Godzilla’s attacks. However, in the following years of the period recognized as the Showa Era, Toho’s Godzilla evolved into a borderline silly character as they moved the character towards family-friendliness.

https://screenrant.com/most-horrifying-godzilla-movies-list/