Croatian Special Forces Soldier Training, HK416A5 Assault Rifle and MP5 Submachine Gun. Croatian Special Forces Soldier Training, HK416A5 Assault Rifle and MP5 Submachine Gun. Croatian Special Forces Soldier Training, HK416A5 Assault Rifle and MP5 Submachine Gun. Croatian Special Forces Soldier Training, HK416A5 Assault Rifle and MP5 Submachine Gun. Croatian Special Forces Soldier Training, HK416A5 Assault Rifle and MP5 Submachine Gun.