Rule 34 Dev - 3boys alien animal_genitalia blue_penis book cock_ring danarius_valterian docking erection facial_markings gay genital_slit group group_sex jrbart male male_only markings mass_effect nude omni-tool open_mouth orgasm penis rian_avidius sex slit slit_penetration slit_play tree turian vaellyn_nazarius video_games yaoi|2250267664