Milwaukee Brewers: Which Pitchers Will Make the Postseason Roster?

CINCINNATI, OH - SEPTEMBER 24: Josh Hader #71 of the Milwaukee Brewers pitches in the ninth inning against the Cincinnati Reds at Great American Ball Park on September 24, 2019 in Cincinnati, Ohio. Milwaukee defeated Cincinnati 4-2. (Photo by Jamie Sabau/Getty Images)
CINCINNATI, OH - SEPTEMBER 24: Josh Hader #71 of the Milwaukee Brewers pitches in the ninth inning against the Cincinnati Reds at Great American Ball Park on September 24, 2019 in Cincinnati, Ohio. Milwaukee defeated Cincinnati 4-2. (Photo by Jamie Sabau/Getty Images)
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With the Milwaukee Brewers officially in the playoffs, which pitchers are likely to be a part of their post-season roster?

The Milwaukee Brewers are returning to the postseason for the second successive season!

Now that the team will be playing at least one playoff game come next week, it’s worth discussing who may feature on their postseason roster.

Matt Carroll is previewing which position players are likely to be a part of that roster come October. In this article, we will try to lay out which pitchers, starters and relievers, are likely to make the cut.

For the purposes of these two articles, we’ve divided the roster into 13 position players and 12 pitchers. We did that for two reasons: 1) That was the number of players the Milwaukee Brewers carried with them in those two categories during the 2018 NLCS last fall, and 2) the need to carry 13 pitchers in the playoffs diminishes since teams have more days off between games than they do during the regular season. That makes it easier to keep pitchers fresh, thus reducing the need to have extra arms in the pen.

With that said, let’s dive starting with the pitchers who are locks to make the postseason roster.

CINCINNATI, OH – SEPTEMBER 24: Josh Hader #71 of the Milwaukee Brewers pitches in the ninth inning against the Cincinnati Reds at Great American Ball Park on September 24, 2019 in Cincinnati, Ohio. Milwaukee defeated Cincinnati 4-2. (Photo by Jamie Sabau/Getty Images)
CINCINNATI, OH – SEPTEMBER 24: Josh Hader #71 of the Milwaukee Brewers pitches in the ninth inning against the Cincinnati Reds at Great American Ball Park on September 24, 2019 in Cincinnati, Ohio. Milwaukee defeated Cincinnati 4-2. (Photo by Jamie Sabau/Getty Images) /

The Locks

The Milwaukee Brewers have at least a handful of pitchers, both starters and relievers, that are locks to be on the playoff roster barring an unforeseen injury in the coming days.

1) Josh Hader, LHP

Josh Hader is a lock to the make post-season roster.

Just as he was in 2018, Hader has been one of the top five best relievers in baseball again in 2019. Hader has produced 2.4 WAR so far according to Fangraphs, which is third best among relievers.

Hader’s success, much as it was the year before, has been carried by his ability to miss bats. He has a league-leading strikeout rate of 16.45 per nine innings this year. He’s also significantly limited the number of runners he puts on, posting a solid 2.33 BB/9.

Outside of a brief stretch in July and August, where he struggled with the long ball in ways that cost the Brewers some games, Hader has been absolutely dominant.

There’s no doubt that Hader will be one of the keys to the Brewers trying to make another deep playoff run this season.

2) Drew Pomeranz, LHP

Another reliever who’s been vital to the Brewers run is Drew Pomeranz.

Since coming over to the Brewers at the trade deadline, Pomeranz has been one of the most dominant relievers in baseball. He’s posted a 2.14 ERA, with a 1.84 FIP since August 1st. His 0.8 fWAR is tied for eighth best in the Majors among relievers during that period.

Like Hader, Pomeranz has been almost unhittable, posting a K/9 rate 16.29 since August 1. His .343 BABIP against suggests he’s actually been unlucky to have an ERA above a two, especially since he’s inducing a lot of ground balls on the balls put in play against him (51.4%).

Pomeranz has been an absolute revelation. He and Hader will be spearheading the pen this October. He’s likely to occupy the role that Corey Knebel did last year.

3) Brent Suter, LHP

Brent Suter has been very impressive since he returned to the team in September after recovering from Tommy John Surgery.

Suter ranks fifth among Brewers pitchers in the month of September for fWAR (0.4). He has an incredibly low ERA (0.52), has pitched multiple innings in most of his outings (17 1/3 innings over eight outings), and has solid underlying stats backing up his production with a FIP of 2.53, and a sub one BB/9 rate (0.52).

With Hader and Pomeranz set up to fill the roles that Corey Knebel and Jeremy Jeffress had coming into the playoffs last season, Suter could be the multi-inning guy that Hader and Brandon Woodruff were last post-season. He will likely operate as the main guy to bridge the gap between the starters and late-inning guys.

He’s the third and final reliever that is an absolute lock to be on the playoff roster.

4) Adrian Houser, RHP

A few starters are locks to make the playoff roster as well. The first is Adrian Houser.

Houser has been, arguably, the Brewers best starting pitcher over the past two months. He leads the starting rotation with a 0.9 fWAR since July 31st. His ERA (3.70) and FIP (3.73) during that time are virtually even, which suggests that his production during this run is sustainable.

It is worth noting that he has had some bad luck in September too. Though his ERA for the month sits at a 5.31, worst among the Brewers to start a game this month, his FIP sits at a very impressive 3.07 as does his xFIP. He’s not had as good of fortune on batted balls in play as he had the month before, and that’s contributed to a higher ERA than his overall performances suggested he should have had.

There might be some consideration from the team to use him as a multi-inning reliever here given his numbers in September, and a lack of available slots to start. However, there is no doubt that he’ll feature on their roster come this postseason. There’s a very good chance he’d feature as a starter if the Milwaukee Brewers end up in the NLDS.

5) Jordan Lyles, RHP

Jordan Lyles is another starter who is undoubtedly a lock to make the postseason roster.

Since coming over at the trade deadline, Lyles leads all Brewers starters with a 2.45 ERA. Though some of his underlying numbers suggest regression may be near (his FIP is a 4.43, and his BABIP against is an unsustainably low .225), he’s still been quite good. 

Given his hot run, Lyles should get the nod to start. We’ll see if he features as their go-to option if they end up playing a tie-breaker game, or a wild card game.

6) Brandon Woodruff, RHP

The final starter that’s a lock to make the roster is Brandon Woodruff.

Woodruff has been the best pitcher on the Brewers roster this year. He leads the team in fWAR (3.3) despite missing several weeks due to injury.

His underlying stats are eye-popping for a starter as well. He’s averaged 10.58 K/9 while walking just 2.22 batters per/9, and limiting opponents to less than a HR/9. For context, his K/9 rate would rank in the top 20 among all starters in 2019 if he pitched enough innings to qualify.

The only real question surrounding him entering the postseason is what his role will be. Given that he’s just coming back from injury, he probably won’t be able to pitch deep into games. However, his dominance as a starter all season makes him a very likely candidate to open games, especially in a potential tie-breaker or wild card game.

One of he or Houser has a pretty good chance of being moved into a multi-inning role in relief. We’ll see if the Brewers choose to do that if they make it that far.

MILWAUKEE, WISCONSIN – SEPTEMBER 16: Zach Davies #27 of the Milwaukee Brewers pitches in the first inning against the San Diego Padres at Miller Park on September 16, 2019 in Milwaukee, Wisconsin. (Photo by Dylan Buell/Getty Images)
MILWAUKEE, WISCONSIN – SEPTEMBER 16: Zach Davies #27 of the Milwaukee Brewers pitches in the first inning against the San Diego Padres at Miller Park on September 16, 2019 in Milwaukee, Wisconsin. (Photo by Dylan Buell/Getty Images) /

Pretty Good Bets

Beyond the six players we’ve discussed so far, there are several others who are pretty good bets to feature on the Milwaukee Brewers postseason roster.

7) Zach Davies, RHP

Zach Davies is a pretty good bet at this point to make the playoff roster. In fact, he may have pitched himself back into consideration for one of the three spots in the rotation if the Brewers make it past a Wild Card game.

Davies has been one of the team’s most reliable starters this year. He’s third in the team among pitchers in fWAR (1.5), and he has pitched the most innings of any player on the roster (154 2/3 over 30 starts).

He’s never been a darling in the advanced metrics because of his inability to strike guys out, but his ERA (3.61) and FIP (4.62) are solid in this current run environment.

A month ago, it would have been a real question whether he’d make the playoff roster. Now, Davies has a very good chance to feature on the roster. We’ll see if he gets a chance to start, or works as a multi-inning reliever.

8) Freddy Peralta, RHP

Freddy Peralta is a roller-coaster experience. It was not even a month ago that he was scuffling so badly in relief that he was sent down to Triple-A.

Since returning to the team in September, however, Peralta has been absolutely lights out.

Peralta is second in the team in month of September in fWAR among relievers (0.5). He’s posted a 1.93 ERA over his 9 2/3 innings during that time.

His underlying stats in that small sample are eye-popping as well. He’s struck out 18.32 batters per nine while walking less than two (1.93 BB/9) and giving up no home runs. His FIP is in negative territory (-0.21), and his xFIP is a shocking 0.86!

Much like Davies, Peralta looked almost almost certain to miss the playoff roster a month ago. Now, he’s likely to factor in as one of the team’s core relievers beyond the big three of Hader, Pomeranz, and Suter. He’s just too good when he’s rolling not to factor in as a reliever for the team.

9) Junior Guerra, RHP

Junior Guerra has been a steady hand for the Milwaukee Brewers in relief this season.

While others have gone through volatile runs, Guerra has consistently kept himself in Craig Counsell’s plans out of the pen.

Guerra has posted a solid 3.51 ERA this year across 70 appearances. His ability to pitch almost every day, including the ability go multiple innings if needed, has helped create some stability for the Brewers pen. He leads all relievers on the team with 82 innings pitched.

His stuff, and underlying numbers (FIP of 4.57), aren’t as impressive as many others we’ve discussed so far. However, his flexibility in what he can do out of the pen makes him a near certainty to feature on the postseason roster. The Brewers need someone who can be adaptive to whatever role is asked of them.

10) Alex Claudio, LHP

Alex Claudio recovered from a rough first couple of months on the team to emerge as a reliable pen option, especially against lefties.

Claudio leads the team this season in appearances among their pitchers (82). He’s done a fantastic job down the stretch of shutting left-handed bats down, and driving down his stats against righties into respectable territory as well. That’s played a role in why Counsell has called upon him for outs so often.

With the three batter minimum rule for relievers not coming into effect until next season, Claudio has a clear role on the postseason roster as a left-handed specialist.

MIAMI, FL – SEPTEMBER 12: Gio Gonzalez #47 of the Milwaukee Brewers delivers a pitch in the first inning against the Miami Marlins at Marlins Park on September 12, 2019 in Miami, Florida. (Photo by Mark Brown/Getty Images)
MIAMI, FL – SEPTEMBER 12: Gio Gonzalez #47 of the Milwaukee Brewers delivers a pitch in the first inning against the Miami Marlins at Marlins Park on September 12, 2019 in Miami, Florida. (Photo by Mark Brown/Getty Images) /

Who will occupy the final two spots on the Milwaukee Brewers playoff roster?

The final two pitching spots on the Milwaukee Brewers postseason roster will be hard to determine. Just like last year, the Brewers are going to be faced with some tough cuts from the roster in the playoffs.

With that said, who are the two most likely options to earn a trip to October?

11) Jay Jackson, RHP

Jay Jackson is a very good bet to make the postseason roster at this point.

Jackson has been among the Brewers best performers down the stretch this year. He’s pitched 17 1/3 innings in August-September, posting a 3.12 ERA. He has had some issues with walks in recent games (his BB/9 rate since August 1 is over five), but he’s missing a ton of bats (14.54 K/9 rate).

Given his stuff, his performances in key moments, and the Brewers relative lack of other right-handed options out of the pen, Jackson has likely earned himself a role on the playoff roster.

12) Gio Gonzalez, LHP

The final spot on the postseason roster among pitchers is a close call between Gio Gonzalez, and Chase Anderson. However, given what he was able to do for Milwaukee last year in the playoffs, and so far this year, Gonzalez deserves the nod.

Gonzalez has been a solid option all year as a starter. Though he’s had trouble staying healthy, he’s helped stabilize the rotation when he’s been available.

Gonzalez has produced 1.3 fWAR this season over 82 2/3 innings this year. Anderson, who’s pitched almost 50 innings more than him, has produced 1.2 fWAR.

In their underlying numbers, Gonzalez has been the better of the two over the course of the season. Anderson does hold the superior K/9 rate (8.19 to 7.95) and walk rate (3.22 to 3.81), but Gonzalez has done a much better job of keeping the ball in the park (HR/9 0.98 to 1.48) and his FIP is quite a bit better too (4.14 to 4.79).

In the final two months of the season, Gonzalez has increased the gap between the two, though Anderson’s worse numbers do largely stem from a blowout loss to the Washington Nationals in August.

Gonzalez has also shown in a few recent outings out of the pen, and in the playoffs last year, that he could work as a multi-inning reliever behind someone like Brandon Woodruff or Adrian Houser. That flexibility, when coupled with his better production, gives him the edge for the final roster spot.

Next Up Option

Two pitchers could still factor into the postseason roster: Chase Anderson and Matt Albers.

Anderson could still make it if the Brewers decide they’d rather feature 13 pitchers instead of 12. That may make some sense too considering the talent among their pitchers is much stronger than their position players on the bench.

Albers, however, has likely played himself off of the postseason roster due to the major struggles he’s endured down the stretch. Albers has been the team’s worst pitcher in fWAR (-0.5) since August 1st thanks to a 7.53 ERA, 6.92 FIP, and a BB/9 of rate of almost nine per nine (8.79).

If another pitcher earns a chance, it’s almost certain to be Anderson at this point.

Next. Predicting Team's Postseason Position Players. dark

The Milwaukee Brewers will have some tough decisions to make with this pitching staff. Pretty much the entire group has positively contributed down the stretch.

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