Rule 34 Dev - 1boy 1girl dr._octopus femdom genderswap genderswap_(mtf) magenta_background magnta male malesub marvel marvel_comics olivia_octavius penis peter_parker pink_background rule_63 simple_background spider-man spider-man:_into_the_spider-verse spider-man_(series) straight tagme tentacle tentacles_on_male testicle|889860