The Houston Astros built their 2026 season around the belief that their Opening Day rotation could carry them back into contention. Just weeks into the campaign, that vision has collapsed into chaos. Now, in a twist few could have predicted back in March, Mike Burrows is the only remaining member of Houston’s original starting rotation who has avoided the injured list.

Hunter Brown. Cristian Javier. Tatsuya Imai. Lance McCullers Jr.

Every one of them has spent time sidelined this season.

And somehow, the lone survivor is Burrows — the pitcher many viewed as the least proven arm in the group entering Opening Day.

For an Astros franchise already enduring one of its roughest starts in recent memory, the rotation disaster has become impossible to ignore. Houston entered the year hoping its blend of experienced veterans and high-upside arms would stabilize a roster transitioning into a new era. Instead, injuries have ripped through the pitching staff with brutal speed.

The latest blow came when Lance McCullers Jr. landed on the injured list with right shoulder inflammation after battling soreness for multiple starts. The Astros hoped the veteran right-hander could finally provide stability after missing extensive time over the last several seasons, but the optimism vanished almost immediately.

Manager Joe Espada admitted the issue had been lingering.

That revelation only intensified concerns surrounding a rotation that has already been stretched to its limit.

Brown and Javier — arguably Houston’s two most important starters entering the season — are both recovering from shoulder strains, while Tatsuya Imai recently returned after his own injury setback. McCullers’ IL stint officially made Burrows the last healthy pitcher from the Astros’ Opening Day rotation.

It’s a staggering reality considering how much excitement surrounded the group in spring training.

Back in March, Houston finalized a rotation featuring Hunter Brown, Mike Burrows, Cristian Javier, Tatsuya Imai, and Lance McCullers Jr., with internal projections praising the depth and upside of the staff.

Now that depth is gone.

What remains is uncertainty.

And pressure.

A lot of pressure.

Burrows, once viewed as a complementary arm, suddenly finds himself carrying far more responsibility than anyone anticipated. The 26-year-old right-hander has experienced an inconsistent season statistically, but availability has become his greatest value. In a year where Houston’s rotation keeps falling apart, simply taking the mound every fifth day has become an achievement.

That irony is impossible to miss.

When the Astros acquired Burrows, expectations were modest compared to the spotlight surrounding Brown or the intrigue around Imai’s arrival from Japan. McCullers was expected to provide veteran leadership. Javier was supposed to regain frontline form. Brown looked ready to emerge as the unquestioned ace.

Instead, Burrows is the one still standing.

And while he hasn’t been dominant, there have been flashes that explain why Houston continues to believe in him. He delivered his first quality start of the season earlier this month and has shown resilience even while navigating difficult outings.

Still, the Astros’ larger picture remains alarming.

Houston’s pitching staff has been overwhelmed by injuries and inconsistency, contributing heavily to the club’s disappointing record. Reports this week described the team as being trapped in its worst stretch in nearly a decade, with the rotation instability sitting at the center of the collapse.

The organization is now scrambling for answers.

Triple-A call-ups, bullpen games, emergency spot starters — everything is on the table. Jason Alexander has already been forced into the rotation mix, while additional prospects may soon receive opportunities simply because the Astros have few alternatives remaining.

What makes the situation even more devastating is how familiar it feels.

For years, Houston survived injuries because elite depth always seemed to emerge at the perfect moment. But this season feels different. The Astros no longer look invincible. The margin for error is gone, and every new injury seems to push the roster closer to a breaking point.

That leaves Burrows in an unexpectedly massive role.

Whether he becomes a stabilizing force or merely the last healthy name left standing may ultimately shape Houston’s season.

Because right now, the Astros are no longer fighting just for wins.

They’re fighting to keep an entire rotation from disappearing.