User Summary Najemnik - Powrot (also unofficially called Mercenary 2 - Revenge) is a polish first person shooter by Artur Miarecki, and the music by Tomasz Luszcz. The player is a mercenary. At the start screen the player can choose between four screens: mission, practise, store and casino. To be able to complete missions, the player must get money, buy weapons, practise and then go on mission.