Successfully complete all seven Metal Slug games on the Normal difficulty setting with limited continues to unlock the Desktops 1.

Cheats for other games I have on ppsspp do work. Full Code list from the cheatdb file: Code: _S ULES-00530 _G Metal Slug Anthology [EU] _C1 Metal Slug. Apr 29, 2009  CHEATS:Metal Slug 1, 2, 3, X KAWAKS/NEBULA This FORUM is for posting requests and cheats for Arcade Emulators other than M.A.M.E. Cheat codes and cheat code devices for DS, Wii, PS2, XBOX, XBOX360, DS, PSP.

Successfully complete all seven Metal Slug games on the Hard difficulty setting with limited continues to unlock the Desktops 2 and Special Music.

Successfully complete the indicated game(s) to unlock the corresponding gallery:

Art Gallery 1: Metal Slug
Art Gallery 2: Metal Slug 2
Art Gallery 3: Metal Slug X
Art Gallery 4: Metal Slug 3
Art Gallery 5: Metal Slug 4
Art Gallery 6: Metal Slug 5
Art Gallery 7: Metal Slug 6
Tonko Gallery: All seven Metal Slug games on any difficulty setting with limited continues.

Play Metal Slug 3 or Metal Slug 5 on the Hard difficulty setting. Immediately after you defeat the final Boss (when the Boss is going up in flames), save the game, then quit to the main menu once the credits begin. You should get five Tokens. Then, load the saved game file and repeat as many times as desired.