The Marvel vs. Capcom series is one built around the concept of team synergy. You’re able to get the most out of the game if you’re able to operate your team as one cohesive unit. Having said that, the game itself doesn’t immediately make it clear what team synergy is. On top of that, the concept of team synergy has changed a few times as the series has evolved.
During my struggles of trying to formulate my own team, I’ve made the following observations about aspects to make note of when you’re trying to polish your team dynamics. Hope these help you out!
To say that Marvel vs. Capcom: Infinite has had a rocky PR battle throughout the course of its existence is a bit of an understatement. From the lack of X-Men characters, to the “downgrade” of 3v3 combat to 2v2, to Capcom mostly rehashing characters and animations from Marvel vs. Capcom 3, to the terrible story demo they released, to the 
/cdn.vox-cdn.com/uploads/chorus_image/image/55725727/usa_today_9389948.0.jpg)
In Third Person 