Sporting CP have come out on top twice at home and have had some trouble away. Club Brugge held Barcelona to a three-three draw a month ago.
Match Replays
PSG had their first misstep against Bayern in the last round. Tottenham are still undefeated but have shared the spoils twice.
Olympiacos weren't able to contain Arsenal and Barcelona in their most difficult tilts. Real Madrid were nipped by Liverpool in the fourth game.
Liverpool nipped Real Madrid three weeks ago, redeeming themselves for the faux pas against Galatasaray. PSV have had three good displays in a row.
Eintracht Frankfurt have been extremely up and down and equalized with Napoli in their last bout. Atalanta have gathered seven points so far.
Atlético Madrid have been successful in easier fixtures and lost to two heavyweights so far. Inter have marched through a comfortable schedule.
Bayern and Arsenal are two of the only three outfits still with a perfect record. The former have won two crunch matches, while latter in one.
Pafos upset Villarreal in the last round and have already conquered five points, same as Monaco, which recorded their first win against Bodø/Glimt.