Gomez picked up a save against the Royals on Thursday, issuing one walk and striking out two batters over one scoreless inning.
Ober completed six innings in a no-decision against Kansas City on Thursday, allowing three runs on six hits and no walks with no strikeouts.
MRI results revealed a strain in Ryan's left glute Thursday, Dan Hayes of The Athletic reports.
Jeffers is not in the lineup for Thursday's game in Kansas City.
Kreidler is absent from the lineup for Thursday's contest in Kansas City.
The Royals transferred Avila (elbow) to the 60-day injured list Thursday.
The Royals claimed Little off waivers from the Cubs on Thursday and optioned him to Triple-A Omaha.
The Royals outrighted Velazquez to Triple-A Omaha on Wednesday.
Cruz secured the save Wednesday against the Twins, throwing a clean ninth inning. He struck out one.
Cameron (6-8) notched the win Wednesday against Minnesota, allowing one run on two hits and one walk in eight innings. He struck out nine.
