Beat each individual game (Metal Slug 1 through 6) to unlock its respective art gallery.
The closest legal "cheat" built directly into the game is the option to adjust your difficulty and credit count. Because Metal Slug games were designed to eat quarters in arcades, having a limited number of lives is the biggest barrier to reaching the final credits. To ease the burden, use the game's internal options menu: Metal Slug Anthology Psp Cheats
While the portability of the PSP version is fantastic, the brutal difficulty of these arcade ports remains intact. Quarter-crushing difficulty spikes can easily frustrate modern gamers looking to enjoy the beautifully detailed animations and explosive action. If you are struggling to beat the alien forces in Metal Slug 3 or just want to cause absolute chaos with infinite ammunition, this guide covers everything you need to know about Metal Slug Anthology PSP cheats, unlockables, and gameplay strategies. The Reality of Built-In Cheat Codes Beat each individual game (Metal Slug 1 through
Pass all seven Metal Slug games on Normal Difficulty with Limited Continues. To ease the burden, use the game's internal