Real Madrid put the seal on a fine Champions League group-stage campaign as they won 2-0 at FC Copenhagen
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Athletic Bilbao will have the upper hand back at San Mames after holding Napoli to a 1-1 Champions League play-off draw on Tuesday night.
The Primera Division and Serie A giants were pitted against each other in a battle to reach the group stages and Athletic took the initiative with Iker Muniain scoring four minutes before the break in Naples.
Napoli hit back after the interval as former Real Madrid striker Gonzalo Higuain fired a leveller on 68 minutes but the Basque outfit will fancy their chances of winning the second leg and progressing to the next stage.
There were five goals in the first half of action in the Danish capital as Bayer Leverkusen claimed a 3-2 win at FC Copenhagen.
Stefan Kiessling (five) and Zanka (nine) exchanged goals before Daniel Amartey nudged FCK ahead in the 13th minute.
Bayer equalised through Karim Bellarabi on 31 minutes and, three minutes before the break, Son Heung-min grabbed what proved to be the winner for the Bundesliga giants.
Welsh side Cardiff City are set to sell Andreas Cornelius back to Copenhagen, having only signed the striker in the summer for £7.5million.
Since his arrival in the Premier League, the Denmark international has failed to find the back of the net in 11 appearance.
One of FC Copenhagen's fans who travelled to Italy this week has posted a photo online after allegedly being attacked by Juventus fans.
According to @Milanello the Danish supporter was wearing his Copenhagen jersey while eating breakfast in a Turin cafe, when the unprovoked attack is thought to have taken place.
Juventus host Copenhagen in the Champions League tonight.
Cardiff City have agreed a fee with FC Copenhagen for Denmark international striker Andreas Cornelius.