His first world cup was when he was named in Samoa's 34-man training squad for the 2019 Rugby World Cup, before being named in the final 31 on 31 August.
The 32-year-old has been influential leading up to the most anticipated rugby tournament after being appointed captain in three out of five warm up games.
The Seilala Mapusua coached side have been outstanding in their performance and managed to secure three wins out of the five matches.
Alaalatoa was also sharing the captaincy role with co-captain Chris Vui in the games against Barbarian FC and Ireland.