Tonga assistant rugby coach, Ellis Meachen says getting the team into a single mindset has been the focus of the Pool A World Cup side
Tonga will open against USA in Montpellier mid next week.
Meachen says with lot of overseas players its important to get everyone into the same mentality.
Meanwhile if Samoa wing Brian Lima takes the field against South Africa this weekend he'll become the first player to play a match at five different Cups.
Lima debuted in the rugby world cup against Wales in 1991 and has played in all of Samoa's RWC matches.
Lima will also become the second oldest Samoan to play at a Cup
The oldest is current manager, Peter Fatialofa, who was 36 years and 45 days old when he played against South Africa in 1995.