Since .rar is a compressed format, you will need a specific utility to extract the contents:
Select the button labeled "Download" or the filename MC5446654.rar . Download Mercy Ravens MC5446654 rar
Ensure the downloaded file matches the expected size listed on the site. Since .rar is a compressed format
Use WinRAR , 7-Zip (free), or The Unarchiver (Mac). or The Unarchiver (Mac).