Note: PSP versions of Metal Slug Anthology don't use built-in "cheat code" menus like some consoles; most cheats are done via in-game secrets, save editing, or PSP cheat plugins (e.g., CWCheat). Below I provide safe, practical in-game cheats, unlockables, and how to use CWCheat for PSP if you choose to enable cheats (plugin usage requires a modded/custom firmware or compatible homebrew environment).
Philosophical question: Metal Slug is about mastery. The pixel-perfect jumps, the hidden prisoners, the satisfaction of beating a boss without losing your &%$# tank. Cheats, by design, bypass that. Metal Slug Anthology Psp Cheat Codes
However, Metal Slug Anthology on the PSP has a legitimate excuse for cheating: Screen crunch. On an arcade monitor, you see incoming bullets clearly. On the PSP’s 480x272 pixel screen, especially during the helicopter boss in MS2 or the space mission in MS3, bullets are nearly invisible. Using infinite continues is less about "cheating" and more about "accessibility." Metal Slug Anthology (PSP) — Cheat Codes &
For purists, use the Select Mission cheat to practice the final boss repeatedly. Use the 10 lives code to learn enemy patterns. Then, turn off cheats and play for the high score. 🧨 Metal Slug 6 (PSP-specific) | Effect |
| Effect | Code | |--------|------| | Mission Select | Highlight Arcade → Hold L + R → Up, Up, Down, Down, Left, Right, Left, Right, L, R | | Infinite continues | Enter as a code in the Options menu: Up, Down, Up, Down, Left, Right, Left, Right, L, R | | Play as Ralf or Clark | At character select: Up, Up, Down, Down, Left, Right, Left, Right, Square, Circle |
START on the game over screen.↑ ↑ ↓ ↓ ← → ← → ╳ ○ code for Metal Slug 1 works on US and EU versions. For Japanese copies, try ← ← ← ← → → → → ↑ ↑ ↑ ↑ ↓ ↓ ↓ ↓ ╳ ╳ ╳ ╳ (very finicky).