In 2021,Robertson was invited to spring training by the Dodgers.[3][4] He played the 2021 season with the Double-A Tulsa Drillers,[5] where he was 2–4 with a 4.30 earned run average (ERA) in 39 games while striking out 63 in 58+2⁄3 innings.[6] In 2022, he pitched in 44 games for Tulsa and nine for the Triple-A Oklahoma City Dodgers, with a combined 4.43 ERA.[6]
He began the 2023 season with Oklahoma City, making 24 appearances and logging a 2.13 ERA with 37 strikeouts and seven saves in 25+1⁄3 innings pitched.[7] On June 6, 2023, Robertson was selected to the 40-man roster and promoted to the major leagues for the first time.[8] He made his major league debut against the Cincinnati Reds on June 7, pitching two scoreless innings with three strikeouts. His first MLB strikeout was of Elly De La Cruz.[9] He pitched 10+1⁄3 innings over nine games, allowing seven earned runs for a 6.10 ERA.[10]
On December 8, 2023, Robertson was traded to the St. Louis Cardinals, along with Victor Santos, in exchange for Tyler O'Neill.[14] He was optioned to the Triple-A Memphis Redbirds to begin the 2024 season.[15] In 8 games for St. Louis, Robertson posted a 4.38 ERA with 14 strikeouts over 12+1⁄3 innings pitched. He was designated for assignment by the Cardinals on August 11, 2024.[16]
Los Angeles Angels
On August 13, 2024, Robertson was claimed off waivers by the Los Angeles Angels.[17] In 10 games for the Triple–A Salt Lake Bees, he struggled to a 6.92 ERA with 17 strikeouts over 13 innings. Robertson was designated for assignment by the Angels on September 15.[18]
Toronto Blue Jays
On September 17, 2024, Robertson was claimed off waivers by the Toronto Blue Jays.[19] He made one appearance for Toronto, tossing a scoreless frame against the Miami Marlins.
Robertson was optioned to the Triple-A Buffalo Bisons to begin the 2025 season.[20] He was designated for assignment by Toronto on March 27, 2025.[21]
Houston Astros
On April 1, 2025, Robertson was traded to the Houston Astros in exchange for Edinson Batista.[22] In 31 appearances for the Triple-A Sugar Land Space Cowboys, he logged a 1–2 record and 4.68 ERA with 36 strikeouts and three saves across 32+2⁄3 innings pitched. Robertson was designated for assignment by Houston on July 25.[23] He cleared waivers and was sent outright to Triple-A Sugar Land on August 1.[24] Robertson was released by the Astros organization on August 12.[25]
Kansas City Royals
On August 12, 2025, Robertson signed a minor league contract with the Kansas City Royals organization.[26]
This page is based on this Wikipedia article Text is available under the CC BY-SA 4.0 license; additional terms may apply. Images, videos and audio are available under their respective licenses.
