The Boston Celtics host the Golden State Warriors at TD Garden for Game 4 of the 2022 NBA Finals at 9 p.m. ET on Friday. Boston is favored by four points at Caesars Sportsbook, while the Over-Under is set at 214 (see up-to-date odds for every game this week on our NBA odds page). 

Before making any Celtics vs. Warriors picks, you NEED to check out the NBA predictions from SportsLine expert Zack Cimini.

A Las Vegas handicapper who's never afraid to buck conventional wisdom, Cimini excels in multiple sports. Over the past 36 NBA picks, Cimini is 23-13, returning almost $900 to $100 players. He is also on an amazing 39-17-1 run with his last 57 against-the-spread picks involving the Celtics, returning almost $1,800 to $100 players.

Cimini knows the Celtics are playing quite well in the series. Boston is scoring more than 1.13 points per possession on offense, converting 43.4 percent of 3-point attempts. The Celtics are assisting on 73.3 percent of field goals and averaging 28.3 assists per game. Boston is also dominating the glass, securing 31 percent of available offensive rebounds and 73.9 percent of available defensive rebounds.

He is also aware the Warriors are difficult to defend. Golden State is generating 115.2 points per 100 possessions in the postseason, averaging 27.6 assists per game in the process. The Warriors are shooting more than 40 percent from 3-point distance in the NBA Finals, and Golden State boasts a 59.7 percent true shooting mark in the playoffs. Golden State has a 27.9 percent offensive rebound rate in the playoffs, and the Warriors have won a road game in 26 straight playoff series.

Now, Cimini has set his sights on Warriors vs. Celtics. We can tell you he is leaning under the total, and he's found a critical x-factor that has him jumping all over one side of the spread! You ABSOLUTELY need to see what he has to say before locking in any NBA picks.

Who wins Warriors vs. Celtics? And what critical x-factor makes one side of the spread hit HARD? ... Join SportsLine right now to find out which side of the Celtics vs. Warriors spread you should be all over Friday, all from the expert on a roll on NBA picks!