Rule 34 Dev - 1boy 1girl anal anal_penetration anthro asphyxiation ass balls big_the_cat cat cum cum_in_ass drowning echidna exposed_torso footwear furry handwear humanoid interspecies leatherruffian monochrome nude penis questionable_consent sega sex simple_background size_difference sonic_adventure sonic_the_hedgehog_(series) tikal_the_echidna underwater underwater_sex white_background|975930