Boss battles

Bosses are very powerful enemies that often guard or possess a power-up which Samus Aran must kill to obtain the item. This page is a list of bosses in the entire Metroid series.


Samus artwork 11

Kraid and Ridley can be killed in either order, but must both be defeated to access Mother Brain's lair without Sequence Breaking.

  • Kraid - One of two bosses necessary to defeat in order to access region of final boss
  • Ridley - One of two bosses necessary to defeat in order to access region of final boss
  • Mother Brain - Final boss

Metroid: Zero MissionEdit

Removed: Crocomire

Metroid PrimeEdit

In the Wii versions of Prime, each boss rewards Samus with an Orange Credit. Any bosses that do not do this are marked with an asterisk.

Removed: Kraid, IceBoss

Metroid Prime PinballEdit

Metroid Prime Hunters: First HuntEdit

Metroid Prime HuntersEdit

Metroid Prime 2: EchoesEdit

Except for the Dark Missile Trooper and Caretaker Class Drone, the Wii versions of Echoes reward Purple Credits for each boss killed.

Removed: Mad AI

Metroid Prime 3: CorruptionEdit


Scan images from the Boss Creatures section of the Logbook.

All bosses except for the second Berserker Lord and the Mining cannon reward Gold Credits.

Metroid Prime: Federation ForceEdit

Metroid II: Return of SamusEdit

Metroid: Samus ReturnsEdit

Super MetroidEdit

Super Metroid incorporates sub-bosses, known as Minibosses. A Miniboss is a minor boss. For example, Crocomire is the miniboss of Norfair, as, while he is fought as a boss, he does not unlock one of the statues above Tourian. Minibosses are marked with an asterisk (*):

Metroid: Other MEdit

Metroid FusionEdit

Again, asterisks (*) indicate minibosses.

See alsoEdit