Here are some tips and tricks to help you get the most out of Metal Slug Complete:

Many PC versions and emulators offer visual filters. Turning on light scanlines can mimic the warm glow of an old arcade cabinet, making the hand-drawn pixels look exactly as the original artists intended. The Ultimate Retro Blast

If you want to experience the games exactly as they ran on the original Neo Geo MVS arcade hardware, emulation is the most flexible route. Using established, open-source arcade emulators like MAME (Multiple Arcade Machine Emulator) allows you to load original arcade ROMs safely.