Originally Posted by MichaelChen
Personally I think they will probably have Mandarin's origin be pretty close to the comics, just minus him finding a space-ship.
In other words, he's a descendent of Ghenghis Khan who went broke training himself to be perfect in mind and body, got booted for failure to pay his taxes, and now wants to avenge himself on civilization.
Hmm I don't know if they're state outright that he's descendant of Ghendhis Khan. They might put an easter egg or hint at it for the fans though.