: In the final confrontation with the bio-mechanical Mother Brain , Samus is nearly defeated. The Metroid hatchling—now grown to a massive size—recognizes Samus as its "mother" and sacrifices itself to give her the Hyper Beam , allowing her to destroy Mother Brain and escape before the planet self-destructs. Why the (JU) Version Matters
The story follows bounty hunter as she returns to the planet Zebes to rescue a stolen Metroid hatchling. The Narrative Arc
: To reach the final area, Tourian , Samus must defeat four primary guardians: Kraid, Phantoon, Draygon, and Ridley.