3d background, arifumi imai, cgi, effects, fabric, flying, shingeki no kyojin, shingeki no kyojin series, smoke, sparks, three-dimensional maneuver gear, 1girl, paradis military uniform, boots, weapon, solo, sword, thigh strap, jacket, ponytail, mikasa ackerman, black hair, brown hair, 1boy, dual wielding, eren yeager