Metal Slug value

Based on the catalog data you have, the value of the *Metal Slug* titles varies significantly depending on the platform and specific game. The original Metal Slug — Neo Geo is the most valuable at a used price of $59,000 [1]. If you are looking at the console versions, Metal Slug X for Neo Geo is valued at $5,600 [2], while the PlayStation version is much more accessible at $104.24 [8]. For a more budget-friendly option, the Metal Slug Advance for Game Boy Advance is listed with a used value of $227.15 [7].