"We want to get our performance at a consistent level that we can really challenge and be the number one team in the world."
The first step towards reclaiming a title they have not held for almost two years has been taken.
Named in Auckland on Monday night, the first All Blacks squad of 2021 includes 36 names.
A big but necessary number, according to Foster.
"We've got four tests in a row in September, we could have up to five in a row in November and we've just come off a big Super Rugby competition.