These codes require third-party software. Use of such tools is at the user's discretion. Common Hex Codes for Enhancement
If your screen stops scrolling and enemies stop spawning, check your inputs. You have likely accidentally triggered the "Stop" command, which was a debug feature left in the arcade ports.
The PlayStation Portable (PSP) port of Metal Slug Anthology brings seven classic arcade run-and-gun titles to a handheld screen. While the compilation delivers authentic, punishing arcade difficulty, the PSP version handles cheats and unlocks differently than other consoles. Metal Slug Anthology Psp Cheat Codes
: Clear all 7 games on Hard difficulty with limited continues.
Most "cheats" in the Anthology are actually rewards for high-level play. Clearing the games under specific conditions unlocks unique gallery content and gameplay modifiers. These codes require third-party software
Play on "Easy" mode. You earn the same tokens for beating a game on Easy as you do on Hard.
You can unlock galleries and music by completing the games under specific conditions. Most of these require you to beat the games with . Unlockable Requirement Art Gallery 1–7 You have likely accidentally triggered the "Stop" command,
: After landing, shoot the leaves of the nearby tree before moving to drop a secret prisoner. Are you playing this on original PSP hardware
Using unlimited ammo can help you practice boss patterns and map layouts.
To quickly gather tokens for the gallery without replaying every game, use this save-state exploit:
to enable infinite resources. Below are common codes for the North American version (ULUS-10154) Code Sample (Metal Slug 2) Infinite Lives (P1) _L 0x01138597 0x00000063 Infinite Arms (P1) _L 0x0114366C 0x000003E7 Infinite Bombs (P1) _L 0x01143669 0x00000063 Invincibility (P1) _L 0x01138836 0x00000064 Infinite Vehicle Energy _L 0x01145BBB 0x00000030