We just posted a boatload of Final Fantasy XIII videos. Here are the links.
Final Fantasy XIII Advent Children Complete Official Trailer (JPN)
Final Fantasy Versus XIII: Advent Children Complete Official Trailer (JPN)
Final Fantasy Agito XIII: Advent Children Complete Official Trailer (JPN)
Final Fantasy XIII Demo Mechanical Beasts Gameplay Movie
Final Fantasy XIII Demo Juggling Attack Gameplay Movie
Final Fantasy XIII Demo Lightning is Electrifying Cutscene
Final Fantasy XIII Demo Double Figa Gameplay Movie
Final Fantasy XIII Demo PSICOM Miniboss Gameplay Movie
Final Fantasy XIII Demo First Battle for Team Nora Gameplay Movie