It was nearly impossible to take your eyes off Rainiel Rodriguez on Thursday night, and it wasn't solely because of the high neon green socks that he wore as part of the unveiling of Double-A Springfield's Ozarks Snipe Hunters alternate identity.
The Cardinals’ No. 2 prospect drilled not only his first roundtripper at Route 66 Stadium, he doubled down with his second one six frames later in the club’s 13-4 loss to Amarillo. It marked Rodriguez’s third multihomer game as a pro, but the first since his days in the Rookie-level Dominican Summer League in 2024. In less than two years since then, the 19-year-old has flown up the organization’s ladder.
Dating back to 2005, the only players younger than Rodriguez (19 years, 158 days) to post a two-homer game at Double-A are a veritable who’s who of recent prospect elite:
Fernando Tatis Jr. (April 24, 2018; May 15, 2018)
Vladimir Guerrero Jr. (May 7, 2018)
Jackson Chourio (April 11, 2023)
Sebastian Walcott (May 30, 2025)
Konnor Griffin (Aug. 29, 2025)
Leo De Vries (Sept. 12, 2025)
Jesús Made (May 16, 2026)
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Rodriguez’s first-inning solo roundtripper was a cannon blast against right-hander Daniel Eagen (AZ No. 7). He turned on a center-cut 94 mph fastball and sent it careening off the manual scoreboard beyond the bullpen in left field. He got another righty -- Alec Baker -- in the seventh, this time off a hanging breaking ball, parking it in a nearly identical spot beyond the Home Run Deck.
After tearing up High-A for Peoria with a .311 average and a .949 OPS to begin the year, MLB’s No. 22 prospect entered the night hitting just .195 since being promoted to Springfield on May 12. But Thursday marked back-to-back multihit performances for Rodriguez for the first time since April 12-15 and he has reached base safely 14 times in eight June contests.
COMPLETE CARDINALS PROSPECT COVERAGE
While the overall offensive numbers have taken a slight downturn in the brief 23-game sample size at Double-A, Rodriguez’s line-drive rate has increased and his ground-ball rate has dipped. Although his strikeout rate has jumped up over 30 percent in his first taste of the upper Minors, he has also run into some bad luck with a BABIP nearly 100 points lower since his arrival in Springfield.
This all comes with the caveat that Rodriguez is the second-youngest regular at Double-A, behind only Made, MLB’s No. 1 prospect. The Cardinals’ precocious teenager has yet to face a hurler younger than him in 2026 and did so for just five of his 366 plate appearances last year between three levels.
In addition to facing even older hurlers while standing in the batter's box, Rodriguez also gets the two-pronged benefit of working with them when he straps on his catching gear. Springfield is stacked with top-tier pitching talent, including 2025 first-rounder Liam Doyle (STL No. 1/MLB No. 20) and switch-pitcher Jurrangelo Cijntje (STL No. 4/MLB No. 84), the latter of whom put his ambidextrous talents on display Thursday.
Cijntje allowed two runs on five hits and a walk as he struck out six batters across 4 1/3 frames, becoming the third hurler to reach the 70-strikeout plateau this season in the Texas League. The 2024 first-round pick that the club acquired as part of the Brendan Donovan trade package this offseason faced just one batter as a left-handed pitcher, notching a pair of whiffs en route to a strikeout.