With Barkov in the lineup, the Panthers will have much better odds to contain Leon Draisaitl and Connor McDavid once again. Even if he's not at 100%, Barkov proved many times in the playoffs that he's essential to the team's success.
If the Panthers end up winning the Stanley Cup, Barkov will certainly be among the top candidates with Sergei Bobrovsky to win the Conn Smythe Trophy, awarded to the most valuable player of he playoffs.