The PC version of Metal Slug Complete is best played with a gamepad. You may need a third-party tool like X360CE or JoyToKey if the game doesn't natively recognize your modern Xbox or PlayStation controller. The Value of "New" Condition
Even if the box was sealed, some older DRM (Digital Rights Management) servers have been taken offline. This can cause the game to reject a perfectly valid key because it cannot "call home" to verify it. 2. Modern Windows Compatibility serial number metal slug complete pc new
