The most successful profession team is the Brazalian team.
The most successful sports team in Guinness World Records is the New Zealand national rugby union team, known as the All Blacks. They have a consistently high winning percentage in international matches and have won the Rugby World Cup multiple times.
The Arkansas Razorbacks from the University of Arkansas are the most successful Arkansas football team. Arkansas does not have a National Football team, therefore the most successful team would be a college team.
Brazil are the most successful team in World Cup history, having won the World Cup five times.
Boston Celtics are the most successful NBA Team with 17 Championships, as of 2009.
It is a matter of personal preference, but they are certainly among the most successful teams.
Barcelona they are the best team in the world everyone likes them....and they are very fair and not dirty at all!
Glasgow Rangers are the most successful club in the world with 52 league titles more than any other team in the world and 111 trophies again more than any other club in the world.
The Falkirk Bairns Its Rangers, they're the most successful club in the world. Celtic are probably the worst team in history By Zoya Saeed
Brazil
CLIPPERS
The most successful team in Japan, the Toyohashi Tengu have at least won one match.