Rule 34 Dev - 5_fingers acekhoexo armor balls black_balls black_body black_glans black_penis bodily_fluids excalibur_(warframe) excalibur_umbra_(warframe) genitals glowing_markings glowing_nipples helmet loincloth loincloth_aside looking_at_viewer male masked muscular muscular_male nude nude_male pecs penis solo_male umbra warframe warrior|12665198504