Dates for Round 2 series vs. Cavs or Magic NBC Sports Boston [Video]

The Boston Celtics are on a mission.

The Celtics routed the Miami Heat in Game 5 of their first-round NBA playoff matchup at TD Garden on Wednesday night, cruising to a 118-84 win that gave them a 4-1 series victory and punched their ticket to the second round. Outside a Game 2 loss in which Miami set a franchise playoff record for 3-pointers, Boston won every game by at least 14 points and outscored the Heat by an average of 15.5 points over five contests.

The win gives the Celtics some extra rest, as they’re still awaiting their Eastern Conference semifinals opponent, the winner of the No. 4 vs. No. 5 matchup between the Cleveland Cavaliers and Orlando Magic. The Cavs currently lead the series 3-2, with Game 6 set for Friday in Orlando.

The earliest Round 2 can begin is Sunday, and if the Magic win Friday night to force a Game 7, the series won’t …