: Wallpapers unlocked in the gallery can be downloaded and used as backgrounds for your PSP/PS Vita main menu. Token Exploit (Easy Tokens)
Unlocking everything in Metal Slug Anthology for the PSP requires a mix of skill-based rewards and some clever technical workarounds. While the game lacks "classic" button-input cheats for infinite health or ammo, you can unlock a wealth of bonus content through gameplay or by using external cheat databases. The Official Way: Unlocking the Gallery In the PSP version, you earn by completing games, which are used in the Gallery Menu to unlock music, art, and wallpapers. Easy Difficulty
| Cheat Effect | Code (For PPSSPP) | | :--- | :--- | | | _C0 MS1 - Infinite Arms [P1] _L 0x1101D562 0x000003E7 | | Infinite Bombs (P1) | _C0 MS1 - Infinite Bombs [P1] _L 0x1101D561 0x00000063 | | Infinite Lives (P1) | _C0 MS1 - Infinite Lives [P1] _L 0x1101D416 0x00000065 | | Infinite Time | _C0 MS1 - Infinite Time _L 0x11023F32 0x00000063 | | Invincible (P1) | _C0 MS1 - Invincible [P1] _L 0x1101D524 0x00000064 | | Infinite Vehicle Energy (P1) | _C0 MS1 - Infinite Vehicle Energy [P1] _L 0x1101D686 0x00000030 | Metal Slug Anthology Psp Cheat Codes
High-score players often use specific timing for weapon swapping or button tapping to maximize fire rate, a legitimate technique that mimics the effects of a "rapid fire" cheat. Why Use Cheat Codes in Metal Slug?
Using unlimited ammo can help you practice boss patterns and map layouts. : Wallpapers unlocked in the gallery can be
For players running Custom Firmware (CFW) or using the PPSSPP emulator, the most common method of cheating is using CWCheat databases. These allow for infinite credits (lives), infinite ammo, and invincibility.
Manually choose between the Heavy Machine Gun, Shotgun, Flame Shot, etc. Infinite Time: Stops the mission timer. Infinite Lives: Never reach the "Game Over" screen. How to Enable Cheats (PPSSPP) Metal Slug Anthology The Official Way: Unlocking the Gallery In the
| Effect | Code (Main Menu) | |--------|------------------| | | Hold Start + Select, then press Up, Down, Up, Down, Left, Right, Left, Right | | Caravan Mode Unlocked | Complete all 7 games once, or enter: Up, Up, Down, Down, Left, Right, Left, Right, L, R | | Sound Test | At the game select screen, press L, R, L, R, Up, Down, Up, Down | | Extra Life Every 200,000 pts (instead of 400k) | L, R, L, R, Up, Up, Down, Down, Circle, X |
Holding down the fire button with special weapons wastes ammo on empty air. Fire in controlled bursts, especially when using the Shotgun or the Flame Shot, to maximize damage per round.
: For beginners or those simply wanting to enjoy the game without frustration, the collection allows you to activate an option for infinite continues, ensuring you can always see the ending.