Upon completing the game, you unlock New Game+, allowing you to replay the story with all your previously acquired perks and weapon upgrades. This is a great way to tackle higher difficulties or try out different playstyles from the start. Additionally, deciphering all Enigma Codes unlocks special game modes like '999 Mode' (infinite ammo, health, and armor but no pickups) and 'Ironman Mode' (one life only). These unlockables provide significant replay value and challenge for veteran players. try the alternate timeline by choosing the other character at the start.
