The draw for the UEFA Champions League round of 16 was held on December 13, Monday. 16 teams, who secured qualification from eight different groups ahead of the draw. Group winners were understandably pooled together, while the runners-up made up the other group.Former Arsenal man Andrey Arshavin conducted the draw as the remaining teams were made aware of their next challenge in the race for the Champions League.Group E runners-up Benfica were the first team out of the pot and they were drawn against Real Madrid. Villarreal, who finished behind Manchester United in Group F, followed Benfica and coincidentally drew the Red Devils.Since both teams were in the same group, the draw had to be conducted again and Villarreal then drew Manchester City. Atletico Madrid were next in line to find out their next Champions League assignment. Diego Simeone's men were drawn against six-time Champions League winners Bayern Munich.UEFA Champions League@ChampionsLeagueRound of 16 draw✔️ What are you most excited for?#UCLdraw | #UCL4:57 AM · Dec 13, 2021134024732Round of 16 draw✔️ What are you most excited for?#UCLdraw | #UCL https://t.co/FfrEuIFSxXRed Bull Salzburg, who qualified for the knockout stages for the first time in their history, were pitted against Liverpool. Notably, the Reds have won all their games in the group stages and are in sublime form.Serie A giants Inter were drawn against Ajax. Meanwhile, Sporting Lisbon will face Juventus. Reigning Champions League winners Chelsea were drawn against Ligue 1 champions Lille.Lionel Messi and Cristiano Ronaldo set for Champions League showdownThe draw culminated with the best possible fixture as Lionel Messi's Paris Saint-Germain were pitted against Cristiano Ronaldo's Manchester United. In the wake of the announcement, several fans could not hold back their excitement on Twitter.Liga de Campeones@LigadeCampeones🇫🇷 Paris vs Man. United 🏴󠁧󠁢󠁥󠁮󠁧󠁿#UCLdraw | #UCL4:56 AM · Dec 13, 2021558128🇫🇷 Paris vs Man. United 🏴󠁧󠁢󠁥󠁮󠁧󠁿#UCLdraw | #UCL https://t.co/i8GsGQadIGUndoubtedly, this is a moment to savor for fans across the globe. On one hand, there is Cristiano Ronaldo looking to spearhead Manchester United back to their former glory. Lionel Messi is also determined to help PSG end their wait for the elusive Champions League glory.With the two icons now set to battle it out in the Champions League round of 16, here are some of the best tweets:Football on BT Sport@btsportfootballThey meet again 🐐#UCLdraw4:53 AM · Dec 13, 2021715113They meet again 🐐#UCLdraw https://t.co/SYVzdMy2cfAshik -عاشق- আশিক 🇧🇩@Parasite69eapqPSG to face Manchester United in UEFA Champions League Round of 16#UCLdraw4:56 AM · Dec 13, 2021PSG to face Manchester United in UEFA Champions League Round of 16#UCLdraw https://t.co/kercebSAPFKòsírònú 😎@Kosironu1Ready!#UCLdraw4:56 AM · Dec 13, 2021Ready!#UCLdraw https://t.co/57I6Ze4hpG💀@allthingsgreyyTwo Goats will meet once again #UCLdraw4:56 AM · Dec 13, 202173Two Goats will meet once again #UCLdraw https://t.co/1DIYnaiyLQepisode1@branded_episode#UCLdraw. Psg has never overcome a knockout tie against Manchester United . They have Messi now4:57 AM · Dec 13, 2021#UCLdraw. Psg has never overcome a knockout tie against Manchester United . They have Messi nowAbbas@AbbasShabirWe will beat PSG and get Pochettino sacked. #UCLdraw4:57 AM · Dec 13, 202111We will beat PSG and get Pochettino sacked. #UCLdrawFreeBets Football@FreeBetsFooty#MUFC fans watching the rest of the English clubs get an easy ride in the #UCLdraw while they get PSG.4:57 AM · Dec 13, 20212#MUFC fans watching the rest of the English clubs get an easy ride in the #UCLdraw while they get PSG. https://t.co/ZjgSwFiWVaLOPEZ IYKE™@IykeTweets_Wow! Lucky Chelsea. Finishing 2nd is now looking like a blessing in disguise. #UCLdraw4:57 AM · Dec 13, 2021Wow! Lucky Chelsea. Finishing 2nd is now looking like a blessing in disguise. #UCLdrawSquawka Football@SquawkaLionel Messi and Cristiano Ronaldo will meet in the Champions League knockout stages for the first time since the 2010/11 semi-final.🐐 vs 🐐#UCLdraw #UCL4:57 AM · Dec 13, 202136395Lionel Messi and Cristiano Ronaldo will meet in the Champions League knockout stages for the first time since the 2010/11 semi-final.🐐 vs 🐐#UCLdraw #UCL https://t.co/G8fubkX0q1Ⓖⓘⓓⓐ@_Gida_Uefa still milking the goat debate, it's 2021🥲 move on. #UCLdraw5:01 AM · Dec 13, 2021Uefa still milking the goat debate, it's 2021🥲 move on. #UCLdrawNyawalo Jectone@jectone_nyawaloDear Manchester United, it's that time to renew your contract with VAR🤣🤣 #UCLdraw5:01 AM · Dec 13, 2021Dear Manchester United, it's that time to renew your contract with VAR🤣🤣 #UCLdrawWanjikù 🇰🇪@CFCTyrasThere is only one winner. His name is Leo Messi!!#UCLdraw #ucl5:02 AM · Dec 13, 2021There is only one winner. His name is Leo Messi!!#UCLdraw #uclMwanangu😂^o^@_EvantoChelsea opponents, Then Roman Abramovich gives them a call. #UCLdraw5:02 AM · Dec 13, 2021Chelsea opponents, Then Roman Abramovich gives them a call. #UCLdraw https://t.co/8X5d4RdPM3Malick@malickjobsno way you tell me this wasnt rigged bro they fr just wanted messi vs ronaldo one last time #UCLdraw5:02 AM · Dec 13, 2021no way you tell me this wasnt rigged bro they fr just wanted messi vs ronaldo one last time #UCLdrawOMO_IBADAN🇳🇬🇬🇭@_HarkinolaMaigure thinking on how to face mbappe and Messi #UCLdraw #UCL5:02 AM · Dec 13, 20211Maigure thinking on how to face mbappe and Messi #UCLdraw #UCL https://t.co/Vh1X5pOYDRJay Exotic@AbiyajayEvery sports fans dream has come true. Leo messi vs Ronaldo for the possibly one last time. Psg vs man U. #UCLdraw5:02 AM · Dec 13, 20211Every sports fans dream has come true. Leo messi vs Ronaldo for the possibly one last time. Psg vs man U. #UCLdrawNortherner@Northerner0How can Liverpool draw Salzburg for God sake 🥺🤦🏾‍♂️. Let’s swap with Man United please, they should handover PSG for us 🙏🏾. We want an entertain round of 16. #UCLdraw5:02 AM · Dec 13, 2021How can Liverpool draw Salzburg for God sake 🥺🤦🏾‍♂️. Let’s swap with Man United please, they should handover PSG for us 🙏🏾. We want an entertain round of 16. #UCLdrawLiberator@Christoeff20How do they expext Maguire to mark Messi, unless Manchester United play PSG reserve team theirs no way we are winning this. It was nice participating in the UEFA again #UCLdraw5:02 AM · Dec 13, 2021How do they expext Maguire to mark Messi, unless Manchester United play PSG reserve team theirs no way we are winning this. It was nice participating in the UEFA again #UCLdrawK@keyraw_billyMaguire returning to maldini levels on Feb🙏 #UCLdraw5:03 AM · Dec 13, 2021Maguire returning to maldini levels on Feb🙏 #UCLdrawUnitedator@unitedatorThis is so rigged its actually hilarious #PSGMU #UCL #UCLdraw5:03 AM · Dec 13, 2021This is so rigged its actually hilarious #PSGMU #UCL #UCLdrawPeter M. Smith@PeterSmithSingsThis is probably the last season Messi and Ronaldo will both play at competitive European clubs... And United draw PSG..Absolute fix... #UCLdraw5:03 AM · Dec 13, 2021This is probably the last season Messi and Ronaldo will both play at competitive European clubs... And United draw PSG..Absolute fix... #UCLdrawJust Clint@C_MunyasiI don't know what to think about that #UCLdraw lol.5:03 AM · Dec 13, 2021I don't know what to think about that #UCLdraw lol.Mar Mar@marcek_mHere we go! Two greatest players for this generation are facing off maybe for the last time! Enjoy while it last. One of them definitely reaching #UCL finals after this clash! #UCLdraw twitter.com/espnfc/status/…ESPN FC@ESPNFCTHE GOATS FACE OFF IN THE CHAMPIONS LEAGUE AGAIN! 🐐🍿5:04 AM · Dec 13, 20213835549THE GOATS FACE OFF IN THE CHAMPIONS LEAGUE AGAIN! 🐐🍿 https://t.co/wYgZs9AS7QHere we go! Two greatest players for this generation are facing off maybe for the last time! Enjoy while it last. One of them definitely reaching #UCL finals after this clash! #UCLdraw twitter.com/espnfc/status/…Big Daddy 💪🏾@Iamkofikay55So @Cristiano would beat Donnarumma twice in 2022. #UCLdraw5:04 AM · Dec 13, 2021So @Cristiano would beat Donnarumma twice in 2022. #UCLdrawLiverpool Fnatic@LiverpoolFnatic"Minamino Derby" streets are saying. #UCLdraw #LFC twitter.com/LFC/status/147…Liverpool FC@LFCWe’ll face FC Salzburg in the #UCL last 16 👊#UCLdraw5:04 AM · Dec 13, 202112539We’ll face FC Salzburg in the #UCL last 16 👊#UCLdraw https://t.co/qx4orSmX0L"Minamino Derby" streets are saying. #UCLdraw #LFC twitter.com/LFC/status/147…