Based in Kansas City, Missouri, they operated within the American Hockey Association (AHA) under various names from 1927 to 1942 and then under the United States Hockey League from 1945 to 1949 as the Kansas City Pla-Mors.
A third title followed after the change but, after the departure of the head coach Bill Grant, the Greyhounds began to flag.
1935 saw the team post its first losing season in Kansas City, a trend that would continue for the rest of the decade.
Gottselig led the renamed 'Americans' to consecutive appearance in the league final but the team was unable to continue that run as World War II forced the league to cease operating for several years.
After the war, the United States Hockey League was created from the remnants of the AHA and the Kansas City franchise was restarted.