Mason Miller saved 38 games this season and blew just three, the résumé of a closer who doesn’t let moments get bigger than he is. In the ninth inning of a series-defining Game 2, he walked three straight batters to load the bases with two outs, the first walks of his postseason career. Christian Yelich, the first of the three, had already stolen second earlier in the inning, giving him a direct line of sight into Miller’s glove before the next two walks pushed him to third. With the bases loaded, Jackson Chourio drove a 101.3 mph fastball up the middle to win it, and the clip everyone keeps replaying is of Miller’s hand, not the swing.

Yahoo Sports was first to flag what the glove was doing: deeper in the mitt, wrist more visible, on sliders than on fastballs.

There’s a second clip making the rounds of Sal Frelick scratching his neck right before Chourio took a slider for a ball, a detail that looks like a relayed signal if you squint and looks like nothing if you don’t:

https://twitter.com/LegKickNationOG/status/2107123033542373728

None of it is confirmed. The Padres haven’t said it. Miller hasn’t said it. MLB.com’s own recap of the inning credits Chourio’s own scouting report for the breakthrough, not a stolen read.

Chourio said as much himself afterward: he knew Miller was “a little bit erratic” and he was sitting fastball the whole at-bat.

That part matters more than the hand in the glove. A tipped pitch is only a disaster if somebody good enough is standing in position to use it, and Milwaukee had both pieces: a runner on second with a possible read and a hitter who’d already decided what he was hunting. Whether Yelich’s glance actually changed anything or just confirmed a plan the Brewers already trusted, the outcome reads identical from the mound.

I’ve sat through enough ninth innings to know a pitcher tips something most nights without anyone noticing. The difference in October is that everybody’s watching, including the guy on second with nothing else to do but study your glove.

San Diego’s bigger problem isn’t the grip. It’s the San Diego Padres’ track record of overselling what they have at closer, and Craig Stammen all but confirmed it, saying “top of the lineup in the eighth probably made that decision for Mason” and that six outs had been the plan since before first pitch. Nobody discussed an alternative, because San Diego doesn’t have one.

A tipped slider explains one bad at-bat. It doesn’t explain why the Padres had nothing else to turn to once it mattered.

Milwaukee took the series opener too, and now the Milwaukee Brewers are two wins from the NLCS off a 4-3 walk-off that exploited exactly the pitcher San Diego traded for and has struggled to turn into a guarantee. Miller put it plainly after the game: “I didn’t do my job today. So instead of being in here with a win and a series tied, we’re in a hole.” San Diego has to win three straight starting Tuesday, against a team that just watched its best reliever get solved on television.

Mason Miller’s lights-out label survived a whole season and one glance from second base.