2boys,aiming,ar-15,assault_rifle,baseball_cap,blurry,blurry_background,body_armor,bulletproof_vest,bullpup,camouflage,depth_of_field,gloves,glowstick,hat,headset,heckler_&_koch,helicopter,helmet,holding_gun,holding_weapon,kalashnikov_rifle,load_bearing_vest,m4_carbine,machine_gun,magazine_(weapon),mask,mecha,military,military_operator,military_uniform,multiple_boys,police,realistic,robot,scope,sniper_rifle,soldier,submachine_gun,suppressor,trigger_discipline,uniform,visor,watch,weapon