Rule 34 Dev - 1boy bags_under_eyes chest_guard empty_eyes fate/grand_order fate_(series) gradient_background grey_background greyscale hair_over_one_eye hair_pulled_back haori highres japanese_clothes looking_at_viewer male_focus mask monochrome mouth_mask parted_lips qmiqun scarf smile solo upper_body yamanami_keisuke_(fate)|17316458640