RPG on 01 August 2009
All personal opinion of course so no right or wrong answer. For me I do not have very good memory so cannot think very far back so with that said it is by FAR the DKS3713 FFXIII Versus trailer. The music, atmosphere, backsteet boy wannabes make for a fantastic trailer.
http://www.gametrailers.com/video/dks3713-trailer-final-fantasy/43746
