The Kansas City Royals are facing a sudden shift at the back end of their bullpen after closer Carlos Estévez landed on the injured list following a rough start to the season. With Estévez sidelined and struggling to find consistency prior to the injury, the spotlight now turns to Lucas Erceg, who is expected to step into a high-leverage role—and potentially take over closing duties.

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A Tough Start for Estévez

Apr 13, 2025; Cleveland, Ohio, USA; Kansas City Royals relief pitcher Carlos Estevez (53) reacts after striking out Cleveland Guardians first baseman Kyle Manzardo (9)in the ninth inning at Progressive Field. Mandatory Credit: David Dermer-Imagn Images

Estévez entered the season as a key piece of Kansas City’s bullpen, but things quickly unraveled. In his early appearance, command issues and missed locations led to elevated pitch counts and hard contact. Situations that once seemed routine for the veteran closer began to spiral, and the lack of consistency raised concerns.

Now, with a trip to the IL, the Royals are forced to adjust on the fly.

A Bullpen Role Suddenly Up for Grabs

Closing roles in the Major League Baseball are rarely static, and injuries only accelerate change. Without Estévez, the Royals must identify someone who can handle the pressure of late-inning situations—protecting leads, facing the heart of opposing lineups, and delivering under stress.

That responsibility now falls on Erceg.

Opportunity—and Pressure—for Erceg

Mar 29, 2026; Cumberland, Georgia, USA; Kansas City Royals pitcher Lucas Erceg (60) pitches against the Atlanta Braves during the ninth inning at Truist Park. Mandatory Credit: Dale Zanine-Imagn Images

Erceg has shown flashes of being a reliable high-leverage arm, with a strong fastball and the ability to generate swings and misses. But stepping into the closer role is a different challenge entirely.

The margin for error shrinks, and every pitch carries more weight. It’s not just about stuff—it’s about composure, command, and the ability to execute when the game is on the line. If Erceg can rise to the occasion, he could solidify himself as a long-term option at the back end of the bullpen.

A Defining Stretch Ahead

For the Royals, this situation represents both a setback and an opportunity. Estévez’s struggles and injury create uncertainty, but they also open the door for someone else to emerge. Erceg now has the chance to prove he can handle one of the most difficult roles in baseball.

Much will depend on how Erceg performs in the coming weeks. If he thrives, Kansas City may find stability despite losing its closer. If not, the team could be forced to explore other options or even look outside the organization for help.

For now, all eyes are on Lucas Erceg—and whether he can turn this unexpected opportunity into a breakthrough moment.