Greatness. It's an word constantly used in conversation by football fans. Who was the best team of all-time' Would they beat the best defensive team of all-time' Would an unbeaten team have enjoyed such a streak if they came up against 'insert preferred team name'' In an effort to rank greatness and bring clarity to your conversations, 90min has put together a list of the 30 greatest football teams of all-time. Here they are, in no particular order. Liverpool - 2019/20 We kick off this list... Click here to read full news..