rule 34 2021 ambiguous penetration anthro areola biped breasts brown body brown fur bunny costume canid canine cj cjfurs cjfurs clothing costume girl position dialogue digital media artwork duo female from front position fur genitals green eyes green hair green shell hair hi res high heels koopa lying male malefemale mammal mario series muscular muscular anthro muscular female nimbus noahnsfw nintendo nipples nude on back on bottom on top penetration pubes pussy scalie sex shaded shell signature simple background spiked shell spikes spikes anatomy tan body text torn clothing video games white background yellow body 4948182