Rule 34 Dev - 2018 alternate_version_at_source anus backsack balls ballsack blowjob blue_fur chikiota claws collar domination dragon duo erection fellatio feral fluffy forced foreskin foreskin_play fur furred_dragon furry gay hi_res horn humanoid_penis intact leash licking long_foreskin lothar lying male male_on_male male_only masculine master masturbation mature_male membranous_wings multicolored_fur on_back open_mouth oral oral_sex partially_retracted_foreskin penis pet scalie scrotum sex slave smooth_penis sucking testicles tongue tongue_in_foreskin tongue_out uncut unretracted_foreskin veiny_penis white_fur wings xan yaoi|2957084888