Portgual can make it a perfect three wins from three in the World Cup stage as they face South Korea this evening.
Victories over Ghana and Uruguay have left Portugal already through to the last-16 with a game to spare, and they need just a point to confirm top spot and avoid a likely clash against Brazil next.
For South Korea, they held Uruguay to a goalless draw before being edged out by Ghana in a thrilling match last time out, coming from two goals down only to then lost 3-2.
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They must beat Portugal to have any hope of reaching the last-16, and even that might not be enough. South Korea would need Uruguay to avoid defeat against Ghana, and then it would come down to goal difference.
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Where to watch South Korea vs Portugal
TV channel: In the UK, the match will be televised free-to-air and live on BBC One, with coverage beginning at 2:30pm.
Live stream: Fans can also catch the game live online via the BBC iPlayer and BBC Sport website.