Zombie call: Trigger shooter

A Trigger shooter is needed to destroy a secret object where zombie army is being created. The world will be saved by an army of zombies in this game. It is a secret mission behind enemy lines. The Second World War can be changed by the destruction of hordes of the walking dead. Fight monsters attacking you from all sides by moving forwards through the snow covered woods. Fight enemies with machine guns and grenades. Don't forget to reload, it has different features.