The St. Louis Cardinals head to Wrigley Field on Saturday, August 15, for a 2:20 PM ET showdown with the Chicago Cubs. Michael McGreevy gets the ball for St. Louis against Chicago's Matthew Boyd in a division matchup that carries real weight no matter the standings. For a Cardinals club trying to build momentum heading into the stretch run, games at Wrigley against a Cubs lineup loaded with bats are never a gift — and Saturday is no exception.

Cardinals at Cubs: Starting Pitchers

McGreevy draws the assignment for St. Louis, continuing his development as one of the organization's younger arms at the big-league level. The right-hander will have his hands full immediately, facing a Chicago lineup that manager Oliver Marmol's coaching staff will need to game-plan for thoroughly. Boyd takes the hill for Chicago, an experienced left-hander who gives the Cubs a veteran presence in a key August start.

Chicago Cubs Starting Lineup

• Pete Crow-Armstrong, CF
• Seiya Suzuki, RF
• Michael Busch, 1B
• Alex Bregman, 3B
• Ian Happ, LF
• Nico Hoerner, SS
• Pedro Ramírez, 2B
• Michael Conforto, DH
• Miguel Amaya, C

St. Louis Cardinals Starting Lineup

• JJ Wetherholt, 2B
• Iván Herrera, DH
• Jordan Walker, RF
• Alec Burleson, 1B
• Joshua Báez, LF
• Masyn Winn, SS
• Blaze Jordan, 3B
• Everson Pereira, CF
• Pedro Pagés, C

Keys to Watch for the Cardinals

McGreevy Navigating the Top of Chicago's Order

The Cubs stack their lineup with legitimate threats from top to bottom. Pete Crow-Armstrong leads off in center, followed by Seiya Suzuki and Michael Busch. That means McGreevy faces immediate pressure in every inning. His ability to establish his fastball early and limit traffic against the first three hitters will set the tone for how deep he can go into this game.

Alex Bregman as the Cleanup Threat

Bregman hitting fourth for Chicago is a reminder of how much pop this Cubs lineup carries. McGreevy cannot afford to let runners reach base ahead of Bregman, who punishes pitches in the zone. Sequencing and pitch selection in that fourth spot will be critical.

Cardinals Bats Against Boyd

Jordan Walker and Alec Burleson hitting third and fourth for St. Louis need to do damage against a veteran left-hander in Boyd. Walker has the raw tools to be a difference-maker in spots like this. If the Cardinals are going to scratch across runs at Wrigley, those middle-of-the-order bats have to be productive. Masyn Winn hitting sixth and Blaze Jordan at seven also give the Cardinals options to keep pressure on Boyd later in the order.

Wrigley Field Day Game Environment

A 2:20 PM start at Wrigley in August brings its own set of variables — wind direction, sun angles, and afternoon heat can change a baseball game in a hurry. Both dugouts will be watching the flag in center field before first pitch.

Prediction

This one comes down to how long McGreevy can keep Chicago's lineup from doing damage. The Cubs have too much firepower in that order to be taken lightly, and Boyd is a capable opponent who can work through a Cardinals lineup still finding its footing with some younger names. Call it a competitive, close game — but with Wrigley Field as the backdrop and the Cubs at home, Chicago gets the edge. Cardinals 3, Cubs 5.

Catch the action on KMOX 1120 AM/104.1 FM locally or Cardinals.TV Presented by bet365. First pitch is set for 2:20 PM ET.