3d background, arifumi imai, cgi, effects, fabric, flying, shingeki no kyojin, shingeki no kyojin series, smoke, sparks, 1boy, three-dimensional maneuver gear, levi (shingeki no kyojin), paradis military uniform, solo, weapon, black hair, male focus, sword, cape, boots, jacket, thigh strap, cloud, dual wielding, holding, wire, sky