Arrighetti struggled to navigate Detroit’s order, allowing five runs across five innings as the Tigers struck early and often. His third time through the lineup proved costly, underscoring the need for refined sequencing and command against a patient Detroit offense.

Arrighetti returns from a fractured thumb to rejoin Houston’s rotation, a key test for his control, velocity, and ability to handle big-league lineups after the injury. Fantasy angles focus on whether he can sustain grounders and limit walks early in the return, with an eye on his next turn.

Arrighetti enters fifth start with a 6.38 ERA and 11 walks in four appearances; he’s allowed two homers in four outings and has a 1.47 WHIP. The Astros expect him to rebound, but command struggles and a recent run of damage in the innings make this a high-variance matchup against Detroit’s power-hitting lineup.

Arrighetti returns from the IL to face Detroit as Houston tries to steady a rough stretch. He owns eight strikeouts across two DL-reinstated starts and carries a 6.38 ERA, making him a high-upside streamer with some risk. His performance could tilt late-inning leverage in Houston’s favor if the command snaps back quickly.

Arrighetti is highlighted as the top Best Available streamer for Week 21, carrying obvious upside from a rich multi-pitch arsenal. His line shows a challenging 2025 season, but recent form hints at potential two-start gains with favorable matchups (@DET, @BAL). The piece stresses his extension and secondary-pitch depth as the path to a strong streaming week.