Rule 34 Dev - 2015 anal anal_sex anthro black_fur blue_eyes blush closed_eyes clothed_sex clothing cum cum_on_chest cum_on_self cum_on_tongue cum_while_penetrated cumshot dragon duo erection exterio feathers fur girly horn looking_down male multiple_males orgasm penetration penis plain_background saliva sex shadow sharp_teeth spread_wings sulfer sulferdragon teeth tongue tongue_out white_background wings wmustang yaoi|1921282464