When can the Cleveland Guardians clinch the AL Central Division championship? Magic number for Friday, Sept. 20 September 20, 2024 by WKYC With a playoff spot secured, all eyes will be on Cleveland’s division battle with the Kansas City Royals and the Guardians’ magic number to clinch the AL Central. Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)