If you are running the via hardware like the Free McBoot or an emulator like PCSX2 , keep these technical details in mind:

The technical transition of Metal Slug X to the PS2 environment is a fascinating study in hardware adaptation. While the original arcade hardware relied on the powerful Motorola 68000 processor, the PlayStation 2 used its Emotion Engine to emulate or port these sprite-heavy experiences. For enthusiasts, the "ISO"—a digital backup of the optical disc—serves as a crucial tool for modern accessibility. These files allow the game to be played on original hardware via soft-modding or on modern PCs through emulation software like PCSX2. This digital format ensures that the high-fidelity pixel art and chaotic explosions remain crisp, often upscaled beyond the original 240p resolution of the 90s.