Final Fantasy Chaos Realm
Original title: Metroid
Platform: Nintendo Entertainment System
Region: USA (Update Hacks)
Media: Cartridge
Controller: NES Gamepad
Genre: Platformer 
Gametype: Hack
Release Year: 2007
Players: 1
Hacked by: ronaldo79
Version: 1.0
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Play Metroid with Final Fantasy sprites!

- Most graphics have been changed
- Full level edit
- Tested

Same level of challenge, maybe a little more.

http://www.romhacking.net/hacks/237/