‪Team Cap‬. Because as much as TonyStark's side makes a lot of sense, given what happened in the pervious films the safest hands are still ‪Captain America‬'s. Collateral damage is unavoidable, corruption is everywhere and if superheroes were under full control of the government, anyone would use that to their advantage to secure their interests, even if it is for accountability and safety. Agendas change as ‪Steve Rogers‬ pointed out.