Cubs vs. Padres Prediction: NL Wild Card Series Game 1 Picks and Best Bet

The Chicago Cubs and San Diego Padres are running it back. For the second straight October, these two clubs will open the National League Wild Card Series against each other, only this time the venue has flipped. Last year the Cubs hosted at Wrigley Field and took the series two games to one. Now the Padres have home-field advantage at Petco Park, and they enter this rematch with a full head of steam. Game 1 is set for Tuesday, September 29, with first pitch at 10:00 PM ET.

Chicago finished the regular season 89-73, good for second in the NL Central behind a dominant Milwaukee club, and punched its ticket as a Wild Card entrant after going 5-5 over its final 10 games. San Diego was even hotter down the stretch, finishing 91-71 and locking up the top NL Wild Card seed with an 8-2 record in its last 10. The Padres closed the year on a scorching 41-18 run beginning in late July, a stretch that turned a team sitting well below .500 in mid-summer into a 90-plus-win club for the third straight season.

How the Odds Shook Out for Game 1

San Diego opened as a home favorite and the number has held firm as first pitch approaches. Bettors weighing the moneyline versus the run line here can lean on our MLB betting guide for the basics on reading postseason lines. The Padres are sitting around -126 to -127 on the moneyline, with Chicago priced as roughly a +106 to +108 underdog depending on the book. The run line has San Diego at -1.5 (+167 to +176) while the Cubs are +1.5 (-204 to -215) to cover. The total sits in the 7 to 7.5 range, with most books leaning slightly toward the under. For the full series, the Padres are priced at -120 to win it outright against a +100 Cubs number, making San Diego the shortest-priced favorite of any of the four Wild Card matchups on the board.

Boyd vs. King Headlines a Pitching-Rich Opener

Cubs manager Craig Counsell is turning to the same formula that worked a year ago, handing the ball to left-hander Matthew Boyd to open the series. Boyd was excellent in his previous Wild Card assignment against this same Padres lineup and enters Tuesday with a 10-5 record and a 3.91 ERA on the year, pairing a 1.21 WHIP with 96 strikeouts. San Diego counters with right-hander Michael King, who has been the Padres’ most reliable starter all season at 12-10 with a 3.21 ERA, a 1.18 WHIP and 159 strikeouts. King has been especially tough at Petco Park, and that home-mound comfort could be the deciding factor in a game both sides expect to be low-scoring.

Chicago’s rotation depth took a hit late in the year. Ace Kevin Gausman has been dealing with left shoulder soreness and is considered day-to-day, throwing a bullpen session in the days before the series to test his availability, while left-hander Justin Steele remains on the 60-day injured list recovering from a UCL revision and flexor strain — Counsell has said Steele could be a bullpen option if activated for the series but won’t be stretched out as a starter. On the position-player side, third baseman Alex Bregman returned to the lineup and played a full game just days after being struck in the face with a foul ball, a scary moment that easily could have kept the Cubs’ offensive anchor out of the postseason entirely.

San Diego is dealing with its own list of absences, most notably starter Joe Musgrove, who remains out on the 60-day injured list, and reliever Jeremiah Estrada, who is unavailable. The bigger story for the Padres has been who’s healthy again: first baseman/outfielder Gavin Sheets returned from a four-week absence with a left foot injury and immediately made an impact, hitting his 17th home run of the season in his second game back during Sunday’s regular-season finale against Arizona. Manager Mike Shildt rested several regulars, including Fernando Tatis Jr. and Jackson Merrill, in that meaningless finale, meaning San Diego should roll out its full-strength lineup for Game 1.

The Numbers Favor Chicago’s Bats, San Diego’s Arms

Statistically, this is a fascinating contrast. The Cubs led the way offensively during the regular season, posting a .251 team batting average with 220 home runs and an .428 slugging percentage, both figures ahead of San Diego’s .244 average, 183 homers and .398 slugging. Center fielder Pete Crow-Armstrong has been the engine of that attack, hitting .280 with 45 home runs and 107 RBIs, numbers that put him squarely in the NL’s offensive elite. San Diego’s response comes from a pair of stars: third baseman Manny Machado has 30 home runs and 91 RBIs, while Fernando Tatis Jr. enters the postseason as hot as anyone in baseball, hitting .337/.413/.652 with eight homers in September alone.

Where the Padres separate themselves is on the mound. San Diego’s team ERA of 3.99 and 1.29 WHIP both edge out Chicago’s 4.12 ERA and 1.26 WHIP, and the Padres’ bullpen has been a strength all year, giving Shildt more late-game confidence than Counsell currently has with his injury-thinned relief corps. Head-to-head history adds intrigue: last October’s series was decided by a single combined run across three games, and this Cubs-Padres pairing has developed a reputation for tight, tense, low-scoring affairs — exactly what the under-leaning total suggests bettors expect again.

Prediction and Best Bet

Both starters have the stuff to keep this one close, but King’s track record at Petco Park combined with San Diego’s dominant recent form and healthier bullpen give the Padres the edge in a game that should come down to the final few innings. Chicago’s offense is talented enough to make it interesting, but stealing Game 1 on the road against a red-hot Padres club that just finished 41-18 down the stretch is a tall order.

• Prediction: San Diego Padres 4, Chicago Cubs 3
• Best Bet: Padres on the moneyline

With King locked in at home and San Diego’s bullpen deeper than Chicago’s banged-up relief corps, the Padres’ moneyline offers the better value than laying extra juice on the run line in a series opener that projects to be decided by a run or two either way.