One days game like that will ask for Passport Number or ID number as obligation and not let Name and last name to be change...if their program see people with multiple Number of that and see its the same people ..then Ban ..and those number cant be change ..so people wont be pushed to buy account with those thing in it..... some korean game have that you need your korean ID to be able to play the game some are able to pass over it by friends. Me my wife's mom let me use her ID to play with my wife in some game.