In the mid-2000s, digital distribution platforms like Steam did not dominate the market yet. To combat piracy, physical CD/DVD releases used or Serial Numbers. The Metal Slug Collection PC uses SafeDisc or SecuROM (depending on the regional version). During installation, the screen freezes on a dialogue box asking for the "Manual Key" or "Serial Number."
For the original DVD-ROM release (published by DHM Interactive in 2009), the serial number is typically printed on a sticker inside the case or on the back of the manual . Numero De Serie De Metal Slug Collection Pc
The PC collection generally includes the following core titles: Metal Slug: Super Vehicle-001 Metal Slug 2 Metal Slug X Metal Slug 3 Warning Regarding "Serial Number" Downloads Buy Metal Slug CD Key Compare Prices - AllKeyShop.com In the mid-2000s, digital distribution platforms like Steam
