While it might look like a "full game" file, Mcd001.ps2 is actually a virtual memory card file used by PlayStation 2 emulators like
You will never find a playable Mcd001.ps2 file because such a thing does not exist in the world of computing. If a file claims to be one, it is either an incorrectly named ISO or a malicious executable. Mcd001.ps2 Full Game