Possible Clues:

• Team from Texas
• Texas team in the American League since 2013
• First baseball team to play in a dome
• American League team
• M.L.B. team originally called the Colt .45s
• First Major Leaguers to play on artificial turf
• Team as old as the Mets
• Houston ballplayers
• World Series champions in 2017
• Texas major leaguers