The term "exclusive" in your search query is a red herring, often used by clickbait YouTubers or shady file-hosting sites. Here is why:
: Save the text file and restart Cemu or refresh your game list to see the encrypted titles appear. Obtaining Keys
Unlike a standard ROM file for older consoles (like the SNES or GameBoy Advance), Wii U games are heavily encrypted. When you download a digital copy of a game (often called a "Loadiine" ready file or a "WUD/WUX" disc image), the data is scrambled. CEMU cannot read scrambled data.