Thats the bad thing about buying stuff off the web from individuals. Could of been worse I got stuck for about $400 once for a computer I never got. So don't feel foolish there are bigger fools out there.:P.
<<<<<<<
You might be able to get by with a TS CD-key if you can come across 1 but not 100% sure, Chances are though u can find the platinum pack(BHD & TS) for about the same price.
http://www.gamestop.com/browse/searc...=delta%20force
platinum packs just watch the reviews and ratings