Check out the new clips and teasers for X-Men: Days of Future Past
https://www.youtube.com/watch?feature=player_embedded&v=Cd_0NushR0c
https://www.youtube.com/watch?feature=player_embedded&v=7pnrOJb_vwY
https://www.youtube.com/watch?feature=player_detailpage&v=guyu1gCwkZc