Even casual Metroid fans have heard of the JUSTIN BAILEY code, but have you ever seen the NARPAS SWORD password in use?
Basically, you start the game with all your power-ups, infinite energy and missiles, and a modified ice beam.
However, there are two things to note:
- While you start with infinite missiles, you need to find at least one Missile Tank or the game will crash when you kill a Metroid. As I understand this is a problem with the JUSTIN BAILEY code as well.
- The code remains in effect once you beat the game so after the credits, you can press start to play as suitless Samus (assuming you beat the game in under an hour).
Here’s the code in action…