Freiburg escaped the Bundesliga's bottom three with a 2-0 win at Hertha Berlin in Sunday's basement battle on a bumper weekend of goals in the German league.

Freiburg took the lead against Hertha at Berlin's Olympic Stadium as Felix Kraus fired home with the help of the post on 14 minutes before Maximilian Philipp headed their second on 52 minutes.

After back-to-back defeats, the win lifts Freiburg up to 15th as they swap places with fellow strugglers Hertha, who drop to 16th and back amongst the bottom three.

There were 35 goals in the German league's first eight games of the weekend as leaders Bayern Munich enjoyed an 8-0 rout of Hamburg while Wolfsburg won a 5-4 thriller at Bayer Leverkusen.

On Saturday, Bayern claimed the biggest Bundesliga win for 30 years to warm up for Tuesday's Champions League clash at to Shakhtar Donetsk by hammering Hamburg in Munich.

Stars Arjen Robben, Thomas Mueller and Mario Goetze all netted twice as Bayern ran riot at Munich's Allianz Arena ahead of Tuesday's last-16, first-leg clash against Shakhtar in Lviv.

This was Bayern's biggest league win since routing Kickers Offenbach 9-0 in March 1984 and it was the league's highest score since Borussia Moenchengladbach crushed Eintracht Braunschweig 10-0 in October the same year.

It was Hamburg's heaviest ever league defeat.

Just over two years after their 9-2 drubbing at Munich's Allianz Arena, Hamburg were again made to suffer having also been beaten 3-1, 5-0 and 6-0 on their last four visits to Bavaria.

Second-placed Wolfsburg had Bas Dost to thank for their 5-4 win at Leverkusen as the towering Dutch striker claimed four goals while Bayer's Son Heung-Min scored a hat-trick, yet still lost.

Having gone 3-0 up, Wolfsburg survived a spirited fight-back as Son claimed a hat-trick in just ten second-half minutes.

Leverkusen finished with 10 men after Bosnia defender Emir Spahic was sent off late on for a second yellow card before Dost hit his fourth goal in the 93rd minute to secure a dramatic victory.

The result leaves Wolfsburg both eight points ahead of third-placed Gladbach and as many behind leaders Bayern.

Moenchengladbach claimed a 1-0 win at Cologne as Swiss midfielder c headed their 91st-minute winner.

Two home fans were arrested after a 30-strong group invaded the pitch after the final whistle.

Schalke 04 suffered a 1-0 defeat at Eintracht Frankfurt in preparation for hosting holders Real Madrid in Wednesday's Champions League last 16, first-leg, tie.

Frankfurt's Brazilian midfielder Lucas Piazon headed home from a corner with 65 minutes gone to leave his side ninth while Schalke dropped to fourth.

Werder Bremen's remarkable run continues with a 3-2 win at Augsburg for their fifth straight victory which has taken them from 18th to eighth and the verge of a European place.

VfB Stuttgart stayed bottom of the table after their 2-1 defeat at Hoffenheim, thanks to Sebastian Rudy's 93rd-minute winner.

On Friday, Borussia Dortmund moved out of the relegation zone with a 4-2 home victory over Mainz as Germany winger Marco Reus got on the scoresheet, just days after committing to Dortmund until 2019.