Storage B is a room in the Agon Wastes in Metroid Prime 2: Echoes. It is a small room only accessible after obtaining the Dark Beam, because the door to the room is black. This room contains several Blueroot Tree growths and a rotating wheel in the middle. A Missile Expansion can be found in here.
- Missile Expansion
- Right in the middle of the room.
Increases the number of Missiles you can carry by 5."