Rule 34 Dev - 2016 animal_genitalia auroth_the_winter_wyvern black_penis black_scales black_skin black_stripes blue_eyes bondage bound cave chains cum cum_on_penis deep_throat dota_2 dradgien dragon duo empty_eyes erection feral feral_on_feral fur genital_slit glowing green_fur grey_body grey_skin iggy lying male muzzle on_back open_mouth oral penis red_eyes scales slit smile stripes teal_eyes wyvern|2254547752