The San Francisco 49ers will visit the Las Vegas Raiders in an NFL preseason battle on Sunday. Kickoff at Allegiant Stadium is set for 4 p.m. ET. It is the opener of the preseason schedule for both teams. The SportsLine consensus lists the 49ers as 4-point favorites, while the over/under is 36 in the latest 49ers vs. Raiders odds.

Before you make any 49ers vs. Raiders picks or any other NFL predictions, you NEED to see which side Matthew Severance is on. 

Severance is a well-connected writer and high-volume handicapper who has worked in the industry since 2005. After joining SportsLine, Matt quickly established himself as a top expert in multiple sports. Over the past two MLB seasons, Matt is up an incredible $6,966 for $100 bettors. Over the past two NBA seasons, Matt has returned $3,215. And over the past three college basketball seasons, Matt is up $2,704. He is also 13-6 on his last 19 picks involving the Raiders. Anyone who has followed his bets is WAY UP.

Severance knows the 49ers are loaded with quarterback talent compared to a typical preseason opener. Trey Lance and Sam Darnold are both former No. 3 overall picks with immense talent as they battle for positioning on the depth chart. San Francisco also went 2-1 in the 2022 preseason, while Las Vegas managed to navigate the exhibition schedule without a loss. Las Vegas also has prominent backup options at the most important position, including veteran Brian Hoyer and rookie Aidan O'Connell.

Now, Severance has locked in another confident against the spread pick for 49ers vs. Raiders. We can tell you he has a full breakdown of the game and 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.

Who wins 49ers vs. Raiders on Sunday? And what critical X-factor makes one side of the spread a must-back? ... Join SportsLine right now to see which side of the 49ers vs. Raiders spread to jump on Sunday, all from the expert who's an outstanding 13-6 on Raiders picks!