I've had good results with the Mad Catz/Gamestop Universal Component Cables. It's labeled Mad Catz at EB and Gamestop at GS.
http://www.ebgames.com/product.asp?product_id=801798
But if you really want the original MS brand ones, check for the MS Advanced AV Pack. The picture shown for the HD...
I think the AoE collection is everywhere. If you want to save on tax: Age of Empires Collector's Edition
And for the AoM, which was released for $19.99, you can pick it up on Amazon.com too. Buy both for free shipping :)
Age of Mythology
But that version is apparently the one with all the...