Once on the homepage, look for the search bar or the "Popular Games" carousel. Type "Tunnel Rush." You will likely see multiple versions: Tunnel Rush OG , Tunnel Rush 2 , or Tunnel Rush 3D .
Because these sites get taken down periodically, you may need to search for "Unblocked Games 66 new site" or "Tunnel Rush 66 EZ." Common domains include: tunnel rush unblocked games 66