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Yes, they are both fighting games. In addition to that, a common developer did some work on both games.
Polygon Pictures is credited for trailer editing in Marvel vs. Capcom 3 and created cinematics for many Tecmo titles including Dead or Alive 4 and Fatal Frame III.
This isn’t the first time Polygon Pictures worked with Capcom. The two companies collaborated on Street Fighter IV where Polygon Pictures edited trailers and made the game’s opening movies.
