claws commentary crossover destruction emperor_majin_z_(artist) fang fangs gamera gamera_(series) giant green_eyes gyaos highres kaijuu mazinger_z mazinger_z_(mecha) mecha monster no_humans oldschool open_mouth pilder red_eyes robot science_fiction super_robot tagme tail tokusatsu turtle tusks wings  battle creature crossover emperor_majin_z_(artist) fighting godzilla godzilla_(series) highres kaijuu mazinger_z mazinger_z_(mecha) mecha monster size_difference