Well, got AC3 installed, but my deluxe content is missing...
EDIT: Ok. I figured it out. The same serial you use to activate the game you have to use again in the game (under the extras > redeem code menu) to unlock the additional content. A bit weird and counter-intuitive, but it worked.
Last edited by Das_Regal; 11-20-2012 at 03:27 PM..