"Because they are experienced, physical and good footballers with a good plan".
Their progression in Europe was understated due to their group containing no established European giant, but with the French champions, Besiktas and RB Leipzig, it was arguably this year's most competitive group.
Of course, the Porto-Liverpool game takes place on February 14.
The midfielder fed a streaking Mohamed Salah, who squared to Roberto Firmino, who slotted home.
Along with a handful of solid saves on Sunday afternoon, Liverpool goalkeeper Loris Karius was responsible for springing the break that led to the visiting team's winning opening goal against Southampton, hurling the ball out to Alex Oxlade-Chamberlain he collected off a Saints corner. As things stand, the Reds are third in the league.
Liverpool's opponents came second in Group F.
Two sides who want to attack and play fast flowing football.
The Round of 16 clash with the most significant African interest is FC Porto's double header with Liverpool, with the two clubs - both multi-time winners of Europe's grandest prize - able to call upon some of the continent's top players. Instead, they would have to overcome a club who last met expectations in this competition nearly a decade ago. Felipe is suspended for the game.
And the Reds were handed a massive boost by the sight of Nathaniel Clyne boarding the plane to Portugal with his team-mates this afternoon. "We have to be very wary of Porto, a very physical team, strong, well organized and always with a plan".
Porto will be hoping to have Ivan Marcano available.
A 1-1 draw is the most likely result in the betting market at the best odds of 13/2 at William Hill. In case you had not gathered by now, it was a long time ago.
"We have huge games coming up but have already shown this season that we can beat the big teams and just need to maintain this momentum".
In the absence of Aboubakar, Moussa Marega is the favourite to score for the hosts at 21/10 odds at Unibet.
Expect this game to be full of goals.
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