Gervase split the 2023 season between the High-A Brooklyn Cyclones and Double-A Binghamton Rumble Ponies. In 38 appearances out of the bullpen for the two affiliates, he compiled an aggregate 4-2 record and 2.05 ERA with 96 strikeouts and seven saves over 57 innings of work.[6] Gervase began the 2024 season with Double-A Binghamton, logging a 3-2 record and 3.25 ERA with 46 strikeouts and five saves in 27+2⁄3 innings pitched across 22 games.[7]
Tampa Bay Rays
On July 30, 2024, Gervase was traded to the Tampa Bay Rays in exchange for Tyler Zuber.[8][9] He finished the year with the Triple-A Durham Bulls, recording a 3.57 ERA with 31 strikeouts over 15 games.[10]
Gervase began the 2025 season with the Triple-A Durham Bulls, posting a 2-3 record and 3.78 ERA with 50 strikeouts and two saves across 23 appearances.[5] On June 21, 2025, Gervase was promoted to the major leagues for the first time.[11] He made his MLB debut with two scoreless innings against the Detroit Tigers on June 21. His first MLB strikeout was of Parker Meadows.[12] In five games, Gervase pitched 6+1⁄3 innings, allowing three runs on three solo home runs while striking out six.[13]