Metal Slug Anthology on the PSP, there are no traditional button-input cheat codes like those found in the PS2 version. Instead, players rely on a combination of in-game exploits to farm currency and external "CWCheat" database files for traditional hacks like infinite health or ammo. In-Game Exploits & Unlocks
Most "cheats" in this version are earned through gameplay and difficulty milestones. Metal Slug Anthology Psp Cheats
Cheat: Fat Slug Transformation (You become a fat soldier) Metal Slug Anthology on the PSP, there are