The trailer for a fan created DVD of Marvel Vs Capcom 2 combos will both amaze and depress you in equal measure.
The video, created by 'Joo', a Japanese player famed for his technical ability, is a trailer for a DVD compilation of combos that show how Marvel Vs Capcom 2 is played at the highest levels. For the neophyte player, it shows exactly what you can do if you practice, and for experienced players, there are probably a few tricks you can pick up from it.
There's a list of notes and explanations that you can read here, although even the explanations are fairly technical if you're a novice.
Oh yeah, keep an eye out for the big tough Captain America beating up a little girl. Some hero he is!
Source: Official Capcom Blog