I downloaded Mortal Kombat Komplete Edition from the rom megathread, 9 GB file, but when I extracted it and opened the application, it just redirected me to the product activation page on
Mortal Kombat (Platinum: The Best of PlayStation 3) PS3 BLES-01132/P Russia — Complete Art Scans : Free Download, Borrow, and Streaming : Internet Archive
Steam Community :: Guide :: Ultimate Mortal Kombat 3.2 by HowardC
Mortal Kombat (9) Komplete Edition by SnowCoveredPlains on DeviantArt