Rule 34 Dev - 3d 3d_(artwork) abs anal anal_penetration anal_sex animated balls biceps circumcised crossover gay halo_(series) interspecies krogan male/male male_sangheili_(halo) mass_effect muscular_chest nipples obliques pecs penis ribs sangheili scalie sfm size_difference sound tagme teeth triceps video yaoi yellow_eyes|4027287032