View source for Bosses (Metroid Prime 2: Echoes)

The common definition for a boss is an enemy that with a health bar. This list however includes enemies that are thematically bosses. Entries included because of that reason are marked with an asterisk.

== Temple Grounds/Sky Temple Grounds ==
*[[Dark Missile Trooper]]
*[[Dark Samus 3/4]]

== Great Temple/Sky Temple ==
*[[Dark Alpha Splinter]]
*[[Emperor Ing]]

== Agon Wastes/Dark Agon Wastes ==
*[[Amorbis]]
*[[Bomb Guardian]]
*[[Dark Samus 1]]
*[[Jump Guardian]]

== Torvus Bog/Dark Torvus Bog ==
*[[Alpha Blogg]]
*[[Boost Guardian]]
*[[Chykka]]
*[[Grapple Guardian]]
*[[Power Bomb Guardian]]

== Sanctuary Fortress/Ing Hive ==
*[[Caretaker Class Drone]]*
*[[Dark Samus 2]]
*[[Spider Guardian]]
*[[Quadraxis]]