Five wins. Four goals. One unforgettable night. Arsenal marched to the top of Europe with military precision. Kylian Mbappé delivered a performance for the ages in Greece.

And Liverpool? Well, their nightmare just got worse. From stunning strikes to shock results, Wednesday's Champions League action delivered more drama than a Hollywood blockbuster. Here's everything you need to know.

Arsenal Dethrone Bayern to Claim Top Spot

The Gunners delivered a statement performance at the Emirates, dismantling Bayern München 3-1 to maintain their flawless league phase record and claim pole position in the Champions League standings. This victory secured Arsenal's place in at least the knockout phase play-offs while handing Bayern their first defeat of the entire season across all competitions.

Arsenal seized control when Buyako Saka's curling corner found Jurriën Timber, who nodded home in 22 minutes. Bayern responded through 17-year-old Lennart Karl, set up brilliantly by Serge Gnabry from Joshua Kimmich's searching long ball.

But the second half belonged to the hosts. Noni Madueke restored the lead with a clinical close-range finish before Gabriel Martinelli delivered the knockout blow, rounding Manuel Neuer and slotting into an empty net. Five wins from five games – Arsenal are Europe's team to beat.

Player of the Match: Declan Rice orchestrated proceedings from midfield with authority and precision.

Mbappé Mania: Four Goals in Historic Real Madrid Thriller

Kylian Mbappé etched his name into Champions League folklore with a sensational four-goal haul in Real Madrid's pulsating 4-3 victory over Olympiacos in Piraeus. The French superstar now leads the competition's scoring charts after a performance that included the second-fastest hat-trick in tournament history – three goals in just six minutes and 42 seconds.

Olympiacos stunned the visitors with Chiquinho's composed eighth-minute opener, but Mbappé responded with devastating efficiency, netting three times before the half-hour mark. Mehdi Taremi's emphatic header gave Real breathing room after the break, and Mbappé completed his quartet from close range following Vinícius Júnior's assist.

Ayoub El Kaabi's late header set up a nervy finish, but Los Blancos held firm to secure three vital points.

Paris Hit Five in Eight-Goal Thriller

Reigning champions Paris survived a thrilling encounter with Tottenham, emerging 5-3 victors thanks to Vitinha's magnificent hat-trick. The Portuguese midfielder scored twice from distance before converting a penalty to seal his treble and Paris's fourth league phase win.

Richarlison and Randal Kolo Muani twice gave Spurs the lead, but Paris refused to buckle. Fabián Ruiz and Willian Pacho turned the tide, building a two-goal cushion. Though Kolo Muani grabbed his second, Vitinha's penalty settled matters despite Lucas Hernández's late red card.

Liverpool's Crisis Deepens at Anfield

PSV Eindhoven inflicted more misery on Liverpool, winning 4-1 at Anfield to condemn the Reds to their ninth defeat in 12 matches across all competitions. This was Liverpool's third consecutive three-goal loss – a worrying trend for the former European giants.

Ivan Perišić converted an early penalty after Virgil van Dijk's handball, though Dominik Szoboszlai briefly levelled. The Dutch side dominated the second half, with Guus Til opening his Champions League account before substitute Couhaib Driouech's late brace completed Liverpool's humiliation.

Late Drama and Clinical Wins

Atlético Madrid 2-1 Inter: José María Giménez's 93rd-minute header from Antoine Griezmann's corner snatched victory in a pulsating Madrid derby. Julián Alvarez and Piotr Zieliński had traded goals in an end-to-end battle.

Sporting CP 3-0 Club Brugge: The Lions maintained their perfect home record (3 wins from 3) with a clinical display. Geovany Quenda and Luis Suárez struck before halftime, with Francisco Trincão adding a third from Quenda's cutback.

Atalanta 3-0 Frankfurt: Ademola Lookman inspired the visitors with a goal and assist as Atalanta scored three times in six devastating second-half minutes. Éderson and Charles De Ketelaere completed the rout.

Copenhagen 3-2 Kairat Almaty: Seventeen-year-old Viktor Dadason became the youngest player to score in multiple Champions League matches, breaking Lamine Yamal's record. Despite late scares, Copenhagen held on for their first win.

Pafos 2-2 Monaco: A thrilling draw in Limassol saw Pafos twice come from behind. Mohammed Salisu's deflected own goal earned the hosts a deserved point after Takumi Minamino and Folarin Balogun had struck for Monaco.