Born in New Zealand, he represents Samoa at international level after qualifying on ancestry grounds.
In 2018 Samuel went on loan to Manawatu[3] and played 8 times for the Province before going back up north in 2019 to Counties Manukau and since then has made 16 appearances for the union.
[5][6] He has signed with Moana Pasifika for the 2022 Super Rugby Pacific season.
[7] In 2021 Slade was selected for the Samoan national team to play 2 tests against the Maori All Black's and 2 against Tonga to qualify for the 2023 Rugby World Cup.
This biographical article relating to Samoan rugby union is a stub.