arifumi imai, creatures, effects, fighting, masaaki tanaka, shingeki no kyojin, shingeki no kyojin series, smears, sparks, wind, three-dimensional maneuver gear, paradis military uniform, weapon, eren yeager, boots, sword, mikasa ackerman, 1boy, black hair, 1girl, thigh strap, emblem, dual wielding, jacket, holding, belt