Giants Pivot to Knizner as Catcher Casualties Mount Late in Season

The Giants signed veteran catcher Andrew Knizner on August 11, moving to stabilize a position that has unraveled over the course of the season. Knizner, who opted out of a minor-league deal with Boston days prior, steps into the active roster spot vacated by Zach Morgan, now optioned to Triple-A Sacramento. The move comes after San Francisco lost two catchers to the injured list in rapid succession: Jesús Rodríguez (right elbow neuritis, early August) and Daniel Susac (patellar fracture, August 10). The Giants simultaneously reinstated outfielder Victor Bericoto from his 10-day IL stint and designated infielder-outfielder Eddys Leonard for assignment, completing a four-transaction shake-up that signals organizational desperation at a critical position.

The catching carousel in San Francisco has been a defining feature of this season's chaos. Patrick Bailey, once positioned as the franchise cornerstone behind the plate, was traded to Cleveland in May. That departure opened the door for organizational experiments: rookie Daniel Susac, Jesús Rodríguez, and Drew Cavanaugh all cycled through substantial playing time. The rapid cycling reflected both opportunity and instability. Morgan, a depth backstop with no MLB track record, became an emergency starter when Susac hit the shelf. Now, with two catchers sidelined and fewer than two months remaining in the regular season, the Giants have abandoned the youth experiment in favor of an established veteran.

Knizner's minor-league numbers this year carry genuine intrigue even as his big-league history inspires caution. Split between Triple-A affiliates of the Rockies and Red Sox across 234 plate appearances, he slashed .294/.393/.552 with a 12.4% walk rate and 16.7% strikeout rate—elite offensive production at the Triple-A level. His career major-league line, however, sits at a grim .211/.281/.316 across 975 plate appearances, with defensive metrics that have historically been a drag on his overall value. The skill bifurcation matters: the plate discipline and power he's shown in the minors this year suggests he's evolved as a hitter, but the book on his major-league performance is stark enough that the Giants are gambling on recency over résumé. If Knizner can generate even 60–70% of his minor-league offensive output at the big-league level, the Giants get a serviceable two-month bridge. If he regresses to career form, they're absorbing another drag on offensive production at a position that's already cost them depth.

From a betting perspective, this transaction creates immediate uncertainty on Giants offensive totals and catcher-specific props. Knizner's minor-league power production (16 home runs, 125 wRC+) suggests a non-zero home-run threat—a sharp departure from the organizational depth that preceded him. However, the gap between his minor-league and career major-league slash lines is profound enough that any prop builder should treat Knizner's first week with appropriate volatility. Books will likely price him conservatively based on career data, which creates a potential under-play on Giants team totals in Knizner's first 3–4 starts while he establishes a big-league baseline. The move also signals that management has abandoned the youth development window at catcher and is pivoting toward a win-now posture in the final stretch, a data point that may correlate with more aggressive offensive approach and higher strikeout rates if Knizner or other lineup components press for production.

Leonard's designation closes a brief, disappointing chapter. Called up just a week prior, he went 2-for-8 in a cameo that was always intended as a stopgap until Bericoto returned from injury. Leonard, 25, carries a legitimate Triple-A profile (125 wRC+, 16 home runs, eight stolen bases across 321 plate appearances) and remains arbitration-eligible for six-plus seasons post-waiver. If claimed, he becomes a depth asset for another contender. The Giants' willingness to cycle him through quickly reinforces that this roster is in survival-acquisition mode, not development mode, with under 52 days remaining in the regular season.