All we need is for the No. 8 seeds to be determined and we’ll have our NBA playoff field set. Four Game 1s tip off on Saturday. The energy behind this playoff season is buzzing because it’s so wide open. No fewer than 10 teams have a realistic shot at winning the whole thing. But not everyone is playing against the same degree of expectations, and that’s what we’re here to discuss in this piece. Using a 1-5 scale, with five being the highest, what follows is a list of players and teams that are under the most pressure to…