7th December, 2016
France striker Karim Benzema scored a brace either side of half-time to put Madrid in control.
Pierre-Emerick Aubameyang pulled one back, before Reus completed the comeback to snatch first in the group.
Those strikes also mean Dortmund took the record for most goals in a Champions League group stage, with 21.
Juventus also head into the knockout stages as a top seed, after they beat Dinamo Zagreb 2-0 at Juventus Stadium.
Gonzalo Higuain and Daniele Rugani scored second half goals to ease the Italian champions’ passage into the last 16, with Sevilla joining them from Group H, after their 0-0 draw at Lyon.
Copenhagen’s 2-0 victory at Club Brugge was only enough to confirm their passage to the Europa League, after Porto’s 5-0 drubbing of Leicester City.
Legia Warsaw beat Sporting Lisbon 1-0 to leapfrog them in Group F and claim a Europa League spot.
Bayer Leverkusen beat Monaco 3-0, but still finished second behind the French club in Group E.
-BBC