3d background, arifumi imai, cgi, effects, flying, hair, rotation, shingeki no kyojin, shingeki no kyojin series, three-dimensional maneuver gear, paradis military uniform, 1boy, boots, jacket, emblem, solo, survey corps (emblem), male focus, wire, weapon, black hair, thigh strap, tree, sword, dual wielding, holding, eren yeager, from behind