i'm at 6th prestige with 4 days.....so on that thought.
12 prestige would be 8 days...
there is only 10 prestiges.
so that would be around the same. 6ish days. its not that impressive
The following user thanked xd366 for this useful post:
More than likely not a booster, look at his KD it is 1.89.
That doesn't really prove anything, he could easily take deaths on his account letting someone kill him to even the K/D out to look legit, not saying he has done this but it's entirely possible.