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Joyous News!

I was tearing up the house today and found the GamersGate card that came with the box. And upon it was printed the Serial Key! I registered EU3 Complete and it worked! Now, on to figuring out that multiplayer....

If it was on a gamersgate card you can probably register it on gamersgate to get access to a digital copy. Might be a good idea, that way you can download the game again should the disc be lost or damaged.