Pena went 3-for-4 with two solo homers, three runs scored and a strikeout during Tuesday's 4-2 win over the Royals.
Brown (6-3) earned the win after allowing one run on two hits and three walks over five innings against the Royals on Tuesday. He struck out 10.
Alvarez went 1-for-2 with a two-run homer and two walks during Tuesday's 4-2 win over the Royals.
Hader struck out one in a clean ninth inning to earn the save Tuesday against the Royals.
Baz was removed from Tuesday's game against the Mets after getting hit on the elbow by a comebacker, Matt Weyrich of The Baltimore Sun reports. He did not factor into the decision and allowed three earned runs on seven hits and two walks while recording two strikeouts over four-plus innings.
Holliday is out of the lineup for Tuesday's game against the Mets, Roch Kubatko of MASNsports.com reports.
Manager Joe Espada said Tuesday that Correa (ankle) will not return this season, Chandler Rome of The Athletic reports.
The Astros recalled Loperfido from Triple-A Sugar Land on Tuesday.
The Astros placed Trammell on the paternity leave list Tuesday.
Manager Joe Espada said Sunday that he hopes Correa (ankle) will play "a game or two" with Triple-A Sugar Land this week, Chandler Rome of The Athletic reports.
