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UR
Los Angeles Angels · Starting Pitcher

Walbert
Ureña

SP Age 21 · Throws R · Bats R · 6'1" 165 lbs Promoted to Rotation
ERA
2026 Season
IP
2026 Season
WHIP
2026 Season
100
Sinker mph
Top of scale
57%
GB rate
Elite
B
Grade
Age 21
Rising
⚾ 2026 Regular Season — Updated Nightly
Apps
IP
ERA
WHIP
K
BB
SV
W-L
Career Statistics
YearTeamGIPERAKBBWHIPK/9
2024LAA (A+/AA)22105.13.42118441.2110.1
2025LAA (MLB debut)934.04.7629171.477.7
2026 2026LAA

A 100-MPH Sinker Forced Its Way Into the Rotation. Now It Has to Stay There.

When Yusei Kikuchi was shut down on May 6, the Angels needed a starter and reached for the hardest arm they had. Walbert Ureña answered with the kind of debut they needed — six innings, five strikeouts, one earned run in a win over the White Sox. For a 21-year-old making his first major league start, that is about as clean as it gets.

The pitch that makes him interesting is the sinker. It sits at the top of the velocity scale for a starter — triple digits when he needs it — and it generates ground balls at a 57% clip. That combination is rare, and it is the foundation of a starter's profile rather than a reliever's. The Angels did not promote him to be a one-look novelty. They promoted him because the stuff plays as a starter if the command holds.

The command is the whole question. Velocity has never been the issue for Ureña. The walk rate is. At 21, in a rotation that can least afford a young arm to nibble, every start is a referendum on whether the strikes come with the speed.

This is a development arm being asked to do a veteran's job before its time — the recurring Angels story. The difference is that, so far, Ureña has handled it. Watch the pitch counts, watch how Suzuki builds his workload, and watch whether the secondary pitches sharpen. If they do, the Angels may have stumbled into something real out of a rotation crisis.