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MLB Pipeline Pitching Lab: Tekoah Roby

PEORIA, Ariz. -- Tekoah Roby returned to the mound at full throttle, or so it seemed. After last year’s Tommy John surgery, the Cardinals’ No. 14 prospect made his 2026 debut for Peoria in the Arizona Fall League on Oct.…

By Sam Dykstra · MLB Official

Published: Friday, 23 October 2026 at 5:28 PM

Key Things to Know

Cardinals pitching prospect Tekoah Roby broke down his five-pitch arsenal following his return from Tommy John surgery.
Roby has pitched 9 2/3 scoreless innings with 13 strikeouts across three Arizona Fall League starts.
His four-seam fastball reached 97.5 mph or higher in each of his first three AFL appearances.

The Story in 60 Seconds

St. Louis Cardinals prospect Tekoah Roby detailed his five-pitch repertoire for MLB Pipeline's Pitching Lab following his return from Tommy John surgery. Pitching for Peoria in the Arizona Fall League, the 25-year-old right-hander has posted 9 2/3 scoreless innings across three starts with 13 strikeouts and just one walk.

Roby broke down the mechanics and grips of his four-seam fastball, sinker, curveball, gyro slider, and kick-changeup. His four-seamer averaged 97.0 mph in his AFL debut, while his signature curveball has generated a 58 percent whiff rate as he prepares for a potential Major League debut in 2027.

Read the full article on MLB Official

MLB Pipeline Pitching Lab: Tekoah Roby

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