Cheats, Codes & FAQs
After finishing the game you will unlock hard mode.
Getting the alternate ending sequences
By finishing the game with a 74% or less completion percentage for the normal ending sequence. Finish the game with a 75% to 99% completion percentage to see an alternate ending sequence. By finishing the game with a 100% completion percentage you will see the best ending sequence.
To acquire the Phazon Suit, you must defeat the Omega Pirate. The Phazon Suit makes you immune to most forms of Phazon radiation. It also comes equipped with the Phazon Beam, which can only be activated during the last Boss fight.
Classic Metroid Samus without suit
Finish the classic Metroid game under two hours to view Samus without her suit during the ending sequence.
Unlock classic Metroid game
You will need the game Metroid Fusion, Game Boy Advance and a link cable. Finish Metroid Fusion and save the game. If you connect both games with the link cable you will unlock the classic NES version of Metroid.
Unlock Metroid Fusion costume
You will need the game Metroid Fusion, Game Boy Advance and a link cable. Finish Metroid Prime and save the game. If you connect both games with the link cable you will unlock Samus' Metroid Fusion costume.
Image gallery 1 option
Finish 50% of the research and creature data scans.
Image gallery 2 option
Finish 100% of the research and creature data scans.
Image gallery 3 option
Finish the game under hard difficulty.
Image gallery 4 option
Find 100% of all power-ups. REMEMBER: This does not include the Log Book.