arifumi imai, creatures, effects, fighting, masaaki tanaka, shingeki no kyojin, shingeki no kyojin series, smears, sparks, wind, eren yeager, mikasa ackerman, multiple boys, 2boys, black hair, paradis military uniform, three-dimensional maneuver gear, 1girl, short hair, weapon, black eyes, jacket, cape, sword, brown hair, armin arlert, clenched teeth