Rule 34 Dev - auruo_bossard black_hair boots brown_hair cloud cloudy_sky erd_gin eren_yeager green_eyes gunter_shulz highres insignia jacket knee_boots levi_(shingeki_no_kyojin) multiple_boys multiple_girls petra_ral shingeki_no_kyojin sine sky sword three-dimensional_maneuver_gear weapon|4606442802