Variations of the finale appear based on your overall item collection percentage (time taken to beat the game doesn't count). See below for the added ending scenes and their requirements.
|Complete the game with less than 75% items collected:
Upon parting ways with the eternally-grateful Luminoth, Samus departs Aether aboard her ship.
|Complete the game with between 75% - 99% items collected:
Upon returning to her ship, Samus removes her Power Suit completely, revealing her sporting the blue jumpsuit first featured in Metroid: Zero Mission.
|Complete the game with 100% items collected:
After the credits roll you'll discover who the lone survivor is from Dark Aether's utter destruction.