While the hosts are strong favourites to win, and secure their place at Russia 2018 in the process, Oblak will provide a formidable presence in the opposition goal.
Claimed as 'one of the world's best' by his club manager Diego Simeone, the 24-year-old was linked with a big money move to Paris St Germain in the summer.
More recently he has been mooted as a potential replacement for Gianluigi Buffon should the legendary Italian hang up his gloves at Juventus.