The draw for the round of 16 of UEFA Champions League and the draw for the round of 32 of UEFA Europa League took place on Monday.
The Champions League group stage concluded last week, with the remaining 16 sides now put into sudden-death home-and-away ties. In Europa League, 32 teams set for do-or-die matchups.
The audience are braced for some mouth-watering clash in both the Champions League and the Europa League. In the Champions League, Barcelona will play PSG, Chelsea will lock horns with Atletico Madrid and RB Leipzig will meet Liverpool in the headline clashes. Holders Bayern Munich will face Lazio.
In the Europa League, Manchester United were drawn against Real Sociedad, while Arsenal will take on Benfica.
Barcelona are up against a familiar foe in the Parisians, and of course, Neymar. Another classic awaits.
Diego Simeone meets Chelsea again, having knocked them out en route to the 2014 final and met again recently in the group stage. Frank Lampard's Blues have started the Premier League season very well, but Atleti will fancy their chances as LaLiga Santander leaders.
The European champions Bayern Munich won't have it all their own way against Simone Inzaghi's Lazio, who are back in the Champions League's knockout rounds after a long absence. The Germans haven't had the best start to their domestic season, sitting second in the Bundesliga, but they have looked very strong in Europe again.
In just their second season in the Champions League, Italian side Atalanta will face the competition's most successful team in Real Madrid. Italian champions Juventus will face Porto and Sevilla play Borussia Dortmund.
Meanwhile, United dropped into the Europa League following their elimination from the Champions League at the group stage and face a tricky clash against the La Liga leaders.
The two sides met in the group stage of the Champions League in 2013-14, with United winning 1-0 at Old Trafford as well as drawing 0-0 at Anoeta.
Two former European champions meet in Red Star Belgrade and AC Milan, while Roma face a tricky trip to Braga. Tottenham will take on Austrian side Wolfsburger, who have reached the Europa League knockout phase for the first time. The first legs will be on Feb. 18 with returns on Feb. 25.
Holders Sevilla will not defend their trophy as they are in the Champions League round of 16, while last season's runners-up Inter Milan were eliminated from Europe's premier competition at the group stage. The Champions League two legged ties will be played from Feb. 16.