119kg 18st 10lbs
Tonga powerhouse Sione Vailanu joined Wasps from Saracens in 2019.
The big number-eight scored two tries in seven appearances for Tonga heading into the 2019/20 season - with his last appearance and try coming in August 2019 against Canada.
He also scored a try at the Millenium Stadium in their Autumn International against Wales in November 2018.
The giant back-row previously spent several years in Japan having played 7s rugby, before making the switch to Saracens.