walker 4 mecha 3 vehicle 3 cannon 2 gun 2 weapon 2 city 2 aasara 1 hangar 1 kannagi_noel 1 military 1 military_vehicle 1 sora_no_woto 1 takemikazuchi 1 tank 1 bird 1 chick 1 chicken_walker 1 literal 1 no_humans 1 parody 1 power_armor 1 pun 1 ryouki_tamashii 1 soviet 1