Free Code For Mount And Blade Hi, My Friend Sent Me A Recruit A Friend Email For Warcraft But I Already Have A Free Trial Account.?

Hi, my friend sent me a recruit a friend email for warcraft but i already have a free trial account.? - free code for mount and blade

If I default on one account, I get bonuses for the recruitment of a friend that the Assembly and 30 days free. or should I start a new account with the code to recruit a friend?