Would you like a list of safe, legitimate game stores instead?
If you are searching for Tekken 6 specifically for nostalgia, consider this: The PC ports of and Tekken 8 are excellent, and they do use legitimate serial keys (purchased via Steam). Serial Key Tekken 6 Pc
To stay within legal boundaries, you must own a physical copy of the game (PS3 or Xbox 360 disc) and "dump" the game files Would you like a list of safe, legitimate
The serial key you are looking for does not exist in any official database. Every "serial key generator" or "text file with keys" you find online is either a virus, a scam, or a list of fake numbers that will never work. Serial Key Tekken 6 Pc