2023 Eastern Conference Finals, Celtics vs. Heat picks, line, odds: Proven NBA Expert Releases best bets for Game 4 Showdown

The Miami Heat are one win away from punching their ticket to the NBA Finals when they take on the Boston Celtics in Game 4 on Tuesday night. Miami is red-hot right now and torched the Celtics 128-102 on Sunday evening. The Heat are favored by 1 point in the latest Celtics vs. Heat odds from Caesars Sportsbook, while the over/under is 216.

The game at Kaseya Center in Miami will tip off at 8:30 p.m. ET. Before making any Celtics vs. Heat picks or any other NBA predictions, you NEED to see which side Matt Severance is on. 

Severance is a well-connected writer and handicapper who has worked in the industry since 2005. He is Sportsline's top NBA expert, entering this matchup a sizzling 104-54-1 (+3550) roll on his picks! 

Now, he has set his sights on Game 4 of Celtics vs. Heat and locked in his picks.

The expert knows Miami forward Jimmy Butler is a menace for this club. Butler has the ability to get to his spots on the floor with ease and has a reliable mid-range jumper. The six-time All-Star ranks first on the team in points (29.9), assists (5.6) and steals (2.2). In Game 2, Butler finished with 27 points, eight boards and six assists.

The expert also knows Boston forward Jayson Tatum is an athletic, three-level scorer. Tatum uses his size and handles to break down defenders and create space. The four-time All-Star leads the squad in scoring (27.8) and rebounds (10.5). On May 19, Tatum racked up 34 points, 13 rebounds and eight assists.

Now, Severance has locked in another confident against the spread pick for Celtics vs. Heat. We can tell you he's leaning Over on the point total, but he knows a crucial X-factor makes one side of the spread a MUST-BACK! You ABSOLUTELY need to see what it is before locking in any picks of your own.

So who wins Celtics vs. Heat? And which critical X-factor makes one side of the spread hit HARD? Join SportsLine now to get Matt Severance's Celtics vs. Heat picks, all from the top NBA expert on a 104-54 roll!