Rule 34 Dev - alpha_channel alyx_mcconville_(character) animal_genitalia anonymous_artist canid canid_taur canine canine_taur digital_media_(artwork) fluffy fluffy_tail fox fox_taur fully_sheathed genitals happy male male_only mammal mammal_taur medical_instrument pixel_art scientific_instrument sheath solo taur transparent_background|4187840928