Home PC Playstation 3 Wii Xbox 360 Top Cheats Latest Cheats Top Categories Forum Search Search Cheats Jebo Network Jebo Avatars Jebo Chat Jebo Chords Cheats Jebo Screenshots Jokes Guitar Lessons Home > Wii > Metal Slug Anthology Codes > Unlock Special Music You have selected the following cheat: Unlock Special Music. Unlock Special Music To unlock special music in metal slug anthology you must complete Metal Slug 1-5 and X on Hard with limited continues and also completing Metal Slug 6 with limited continues. Other Cheat for This Game Home > Wii > Metal Slug Anthology Codes > Unlock Special Music If you find any problems with the video game cheats on this site please feel free to contact us..