This guide is intended to help one achieve a 100% item collection rate in Metroid Prime 1, in a mostly efficient manner. It should work for all versions of the game: GameCube, Wii, and Wii U. Scans / logbook entries are not covered. This guide was originally created as something for me to refer back to when I replay the game; I'm hoping it can be useful to you as well. It's best if you're already familiar with the game, as I won't go into too much detail on where to go, just some hints here and there. Generally speaking, I'll provide a direction to head towards, then cover item collection for each of the rooms leading up to that point. If no specific direction is given, the way forward is usually obvious.
The guide is laid out in the order that you traverse the world. Each item will have a checkbox next to it, in case you prefer to check things off as you go (I know I do). I provide a count of how many of a certain power up you should have at each po