The Boston Celtics and the Miami Heat are still battling it out in Game 6 on Saturday night. After being down in the series 3-0, Boston has won two straight matchups. On Thursday night, the Celtics topped the Heat 110-97. The Celtics are favored by 2.5 points in the latest Celtics vs. Heat odds from Caesars Sportsbook, while the over/under is 210.5.

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 with a sizzling 105-55-1 (+3499) roll on his picks! 

Now, he has set his sights on Game 6 of Celtics vs. Heat and locked in his picks.

The expert knows Miami center Bam Adebayo is a very smooth and agile big man in the frontcourt. Adebayo has a very soft touch around the rim with the leaping ability to pile up boards. The Kentucky product averages 17.5 points with a team-best 8.9 rebounds per game. In his last contest, Adebayo had 16 points and eight boards. 

The expert also knows Boston forward Jayson Tatum continues to be an effective and exciting scorer. Tatum has amazing footwork with a reliable perimeter jumper. The four-time All-Star is first on the squad in both scoring (27.7) and rebounds (10.4). He has notched a double-double in four straight games. In Game 4, Tatum had 33 points, 11 rebounds and seven 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 105-55 roll!