| Preliminary RoundDecember 14th, 2020 - April 23rd, 2021
 12 Teams, 2 Groups, the 1st, 2nd, 3rd and 4th Teams from each Group will qualify for the Final 8
 Group A
 
Group B   Jug Croatia Osiguranje Dubrovnik   CN Marseille   Spandau 04   Olympiacos Piraeus   CC Ortigia   Pro Recco 
    VK Jadran Split   Dinamo Tbilisi   Waspo 98 Hannover   FTC-Telekom Waterpolo   AN Brescia   Zodiac-Atletic Barceloneta 
 Group A
  Olympiacos Piraeus  6 - 4  CC Ortigia  Quarter-by-Quarter: 1-2, 2-0, 2-1, 1-1 December 14th 2020, h. 15:15,  (GMT +1), Centro Federale Ostia, Lidio di Ostia
 
 Spandau 04  7 - 13  Jug Croatia Osiguranje Dubrovnik  Quarter-by-Quarter: 1-4, 2-5, 2-2, 2-2 December 14th 2020, h. 17:45, (GMT +1), Centro Federale Ostia, Lidio di Ostia
 Pro Recco  11 - 9  CN Marseille  Quarter-by-Quarter: 2-3, 2-2, 4-2, 3-1 December 14th 2020, h. 20:15, (GMT +1), Centro Federale Ostia, Lidio di Ostia
 Jug Croatia Osiguranje Dubrovnik  11 - 10  CN Marseille  Quarter-by-Quarter: 4-1, 4-2, 1-3, 2-4 December 15th 2020, h. 15:15,  (GMT +1), Centro Federale Ostia, Lidio di Ostia
 
 Spandau 04  9 - 13  Olympiacos Piraeus  Quarter-by-Quarter: 3-3, 1-5, 2-2, 3-3 December 15th 2020, h. 17:45, (GMT +1), Centro Federale Ostia, Lidio di Ostia
 CC Ortigia  7 - 10  Pro Recco  Quarter-by-Quarter: 2-2, 1-2, 4-4, 0-2 December 15th 2020, h. 20:15, (GMT +1), Centro Federale Ostia, Lidio di Ostia
 CN Marseille  10 - 11  CC Ortigia  Quarter-by-Quarter: 1-3, 3-2, 4-3, 2-3 December 16th 2020, h. 15:15,  (GMT +1), Centro Federale Ostia, Lidio di Ostia
 
 Olympiacos Piraeus  8 - 9  Jug Croatia Osiguranje Dubrovnik  Quarter-by-Quarter: 1-0, 4-2, 0-3, 3-4 December 16th 2020, h. 17:45, (GMT +1), Centro Federale Ostia, Lidio di Ostia
 Pro Recco  19 - 6  Spandau 04  Quarter-by-Quarter: 4-0, 5-3, 5-0, 5-3 December 16th 2020, h. 20:15, (GMT +1), Centro Federale Ostia, Lidio di Ostia
 Spandau 04  7 - 7  CN Marseille  Quarter-by-Quarter:3-1, 2-2, 1-2, 1-2 March 1st 2021, h. 15:15, (GMT +1), Piscine di Albaro, Recco
 Jug Croatia Osiguranje Dubrovnik  8 - 6  CC Ortigia  Quarter-by-Quarter: 3-1, 2-1, 2-4, 1-0
 March 1st 2021, h. 17:45, (GMT +1), Piscine di Albaro, Recco
 
 Olympiacos Piraeus  8 - 14  Pro Recco   Quarter-by-Quarter: 0-1, 3-4, 3-5, 2-4
 March 1st 2021, h. 20:155, (GMT +1), Piscine di Albaro, Recco
 
 Spandau 04  12 - 6  CC Ortigia  Quarter-by-Quarter: 4-2, 4-1, 2-3, 2-0 March 2nd 2021, h. 15:15, (GMT +1), Piscine di Albaro, Recco
 CN Marseille  9 - 8  Olympiacos Piraeus  Quarter-by-Quarter: 0-0, 4-3, 3-4, 2-1 March 2nd 2021, h. 17:45, (GMT +1), Piscine di Albaro, Recco
 Pro Recco  18 - 3  Jug Croatia Osiguranje Dubrovnik  Quarter-by-Quarter: 4-0, 4-1, 6-0, 4-2 March 2nd 2021, h. 20:15, (GMT +1), Piscine di Albaro, Recco
  CN Marseille  8 - 10  Pro Recco  Quarter-by-Quarter: 2-4, 1-3, 2-2, 3-1 March 3rd 2021, h. 15:15, (GMT +1), Piscine di Albaro, Recco
 Jug Croatia Osiguranje Dubrovnik  12 - 10  Spandau 04  Quarter-by-Quarter: 3-3, 3-2, 3-2, 3-3 March 3rd 2021, h. 17:45, (GMT +1), Piscine di Albaro, Recco
 CC Ortigia  8 - 10  Olympiacos Piraeus  Quarter-by-Quarter: 2-3, 2-2, 2-3, 2-2 March 3rd 2021, h. 20:15, (GMT +1), Piscine di Albaro, Recco
 CN Marseille  15 - 13  Jug Croatia Osiguranje Dubrovnik  Quarter-by-Quarter: 5-3, 4-4, 2-3, 4-3 March 4th 2021, h. 15:15, (GMT +1), Piscine di Albaro, Recco
 Olympiacos Piraeus  8 - 8  Spandau 04  Quarter-by-Quarter: 3-2, 0-3, 4-2, 1-1 March 4th 2021, h. 17:45, (GMT +1), Piscine di Albaro, Recco
 Pro Recco  10 - 3  CC Ortigia  Quarter-by-Quarter: 2-0, 3-0, 3-3, 2-0 March 4th 2021, h. 20:15, (GMT +1), Piscine di Albaro, Recco
 Spandau 04  7 - 10  Pro Recco  Quarter-by-Quarter: 2-2, 2-4, 2-1, 1-3 April 19th 2021, h. 15:15, (GMT +2), Centro Federale Ostia, Lido di Ostia
 Jug Croatia Osiguranje Dubrovnik  11 - 11  Olympiacos Piraeus  Quarter-by-Quarter: 4-3, 0-3, 4-4, 3-1
 April 19th 2021, h. 17:45, (GMT +2), Centro Federale Ostia, Lido di Ostia
 
 CC Ortigia  7 - 10  CN Marseille  Quarter-by-Quarter: 0-3, 4-2, 1-3, 2-2
 April 19th 2021, h. 20:15, (GMT +2), Centro Federale Ostia, Lido di Ostia
 
 CC Ortigia  9 - 11  Jug Croatia Osiguranje Dubrovnik  Quarter-by-Quarter: 4-5, 2-4, 2-1, 1-1
 April 20th 2021, h. 14:00, (GMT +2), Centro Federale Ostia, Lido di Ostia
 
 CN Marseille  8 - 5  Spandau 04   Quarter-by-Quarter: 2-1, 1-1, 3-1, 2-2
 April 20th 2021, h. 17:45, (GMT +2), Centro Federale Ostia, Lido di Ostia
 
 Pro Recco  13 - 6  Olympiacos Piraeus  Quarter-by-Quarter:
 April 20th 2021, h. 20:15, (GMT +2), Centro Federale Ostia, Lido di Ostia
 
 CC Ortigia  8 - 8  Spandau 04  Quarter-by-Quarter: 1-3, 3-1, 4-3, 0-1 April 21st 2021, h. 15:15, (GMT +2), Centro Federale Ostia, Lido di Ostia
 Olympiacos Piraeus  11 - 7  CN Marseille  Quarter-by-Quarter: 2-2, 3-2, 3-1, 3-2
 April 21st 2021, h. 17:45, (GMT +2), Centro Federale Ostia, Lido di Ostia
 
 Jug Croatia Osiguranje Dubrovnik  11 - 12  Pro Recco   Quarter-by-Quarter: 3-3, 2-4, 3-1, 3-4
 April 21st 2021, h. 20:15, (GMT +2), Centro Federale Ostia, Lido di Ostia
 
 
 Group A Final Standing | Team | P | W | D | L | GF | GA | +/- | Pt. |  |  Pro Recco | 10
 | 10
 | 0
 | 0
 | 127
 | 68
 | +59
 | 30
 |  |  Jug Croatia Dubr. | 10
 | 6
 | 1
 | 3
 | 102
 | 106
 | -4
 | 19
 |  |  Olympiacos Piraeus | 10
 | 4
 | 2
 | 4
 | 89
 | 92
 | -3
 | 14
 |  |  CN Marseille | 10
 | 4
 | 1
 | 5
 | 93
 | 94
 | -1
 | 13
 |  |  Spandau 04 | 10
 | 1
 | 3
 | 6
 | 79
 | 104
 | -25
 | 6
 |  |  CC Ortigia | 10
 | 1
 | 1
 | 8
 | 69
 | 95
 | -26
 | 4
 | 
Group B
  Dinamo Tbilisi  9 - 15  AN Brescia  Quarter-by-Quarter: 4-2, 1-4, 1-6, 3-3 December 15th 2020, h. 14:00,  (GMT +1), NyékiImre Uszoda, Budapest
 VK Jadran Split  2 - 11  FTC-Telekom Waterpolo  Quarter-by-Quarter: 0-2, 0-3, 1-4, 1-2 December 15th 2020, h. 16:30, (GMT +1), NyékiImre Uszoda, Budapest
 Waspo 98 Hannover  8 - 16  Zodiac-Atletic Barceloneta  Quarter-by-Quarter: 3-3, 2-5, 1-4, 2-4 December 15th 2020, h. 19:00, (GMT +1), NyékiImre Uszoda, Budapest
 Zodiac-Atletic Barceloneta  17 - 5  Dinamo Tbilisi  Quarter-by-Quarter: 5-0, 4-2, 5-3, 3-0 December 16th 2020, h. 14:00,  (GMT +1), NyékiImre Uszoda, Budapest
 FTC-Telekom Waterpolo  7 - 10  AN Brescia  Quarter-by-Quarter: 1-3, 1-2, 4-4, 1-1 December 16th 2020, h. 16:30, (GMT +1), NyékiImre Uszoda, Budapest
 VK Jadran Split  12 - 11  Waspo 98 Hannover  Quarter-by-Quarter: 3-1, 3-4, 3-5, 3-1 December 16th 2020, h. 19:00, (GMT +1), NyékiImre Uszoda, Budapest
 Dinamo Tbilisi  11 - 8  VK Jadran Split  Quarter-by-Quarter: 2-1, 2-3, 3-0, 4-4 December 17th 2020, h. 14:00,  (GMT +1), NyékiImre Uszoda, Budapest
 Waspo 98 Hannover  6 - 19  FTC-Telekom Waterpolo  Quarter-by-Quarter: 0-4, 2-4, 2-5, 2-6 December 17th 2020, h. 16:30, (GMT +1), NyékiImre Uszoda, Budapest
 AN Brescia  6 - 8  Zodiac-Atletic Barceloneta  Quarter-by-Quarter: 2-1, 1-3, 0-2, 3-2 December 17th 2020, h. 19:00, (GMT +1), NyékiImre Uszoda, Budapest
 FTC-Telekom Waterpolo  11 - 10  Zodiac-Atletic Barceloneta  Quarter-by-Quarter: 2-3, 3-3, 4-3, 2-1 March 2nd 2021, h. 14:00, (GMT +1), Nepliget, Budapest
 Waspo 98 Hannover  10 - 3  Dinamo Tbilisi  Quarter-by-Quarter: 2-0, 2-0, 3-0, 3-3 March 2nd 2021, h. 16:30, (GMT +1), Nepliget, Budapest
 VK Jadran Split  6 - 11  AN Brescia  Quarter-by-Quarter: 1-4, 2-1, 0-2, 3-4 March 2nd 2021, h. 19:00, (GMT +1), Nepliget, Budapest
 AN Brescia  19 - 11  Waspo 98 Hannover  Quarter-by-Quarter: 2-0, 6-5, 5-3, 6-3 March 3rd 2021, h. 14:00, (GMT +1), Nepliget, Budapest
 Dinamo Tbilisi  4 - 11  FTC-Telekom Waterpolo  Quarter-by-Quarter: 0-5, 1-3, 2-1, 1-2 March 3rd 2021, h. 16:30, (GMT +1), Nepliget, Budapest
 VK Jadran Split  9 - 12  Zodiac-Atletic Barceloneta  Quarter-by-Quarter: 2-2, 2-2, 2-3, 3-5 March 3rd 2021, h. 19:00, (GMT +1), Nepliget, Budapest
 AN Brescia  14 - 6  Dinamo Tbilisi  Quarter-by-Quarter: 4-1, 5-3, 2-0, 3-2 March 4th 2021, h. 14:00, (GMT +1), Nepliget, Budapest
 Zodiac-Atletic Barceloneta  12 - 8  Waspo 98 Hannover  Quarter-by-Quarter: 3-1, 4-3, 2-3, 3-1 March 4th 2021, h. 16:30, (GMT +1), Nepliget, Budapest
 FTC-Telekom Waterpolo  12 - 5  VK Jadran Split  Quarter-by-Quarter: 4-1, 2-2, 3-1, 3-1 March 4th 2021, h. 19:00, (GMT +1), Nepliget, Budapest
 Dinamo Tbilisi  6 - 14  Zodiac-Atletic Barceloneta  Quarter-by-Quarter: 0-3, 0-4, 3-4, 3-6 March 5th 2021, h. 14:00, (GMT +1), Nepliget, Budapest
 AN Brescia  9 - 6  FTC-Telekom Waterpolo  Quarter-by-Quarter: 3-3, 3-0, 1-2, 2-1 March 5th 2021, h. 16:30, (GMT +1), Nepliget, Budapest
 Waspo 98 Hannover  9 - 4  VK Jadran Split  Quarter-by-Quarter: 1-1, 3-1, 3-1, 2-1 March 5th 2021, h. 19:00, (GMT +1), Nepliget, Budapest
 FTC-Telekom Waterpolo  13 - 9  Waspo 98 Hannover  Quarter-by-Quarter: 4-3, 2-1, 3-4, 4-1 April 20th 2021, h. 14:00, (GMT +2), Nyeki Imre Uszoda, Dudapest
 VK Jadran Split  10 - 13  Dinamo Tbilisi   Quarter-by-Quarter: 3-4, 1-2, 2-4, 4-3
 April 20th 2021, h. 16:30, (GMT +2), Nyeki Imre Uszoda, Dudapest
 
 Zodiac-Atletic Barceloneta  10 - 9  AN Brescia   Quarter-by-Quarter: 2-3, 2-4, 5-2, 1-0
 April 20th 2021, h. 19:00, (GMT +2), Nyeki Imre Uszoda, Dudapest
 
 Dinamo Tbilisi  6 - 7  Waspo 98 Hannover  Quarter-by-Quarter: 1-1,,2-2,3-1,0-3 April 21st 2021, h. 14:00, (GMT +2), Nyeki Imre Uszoda, Dudapest
 AN Brescia  6 - 7  VK Jadran Split   Quarter-by-Quarter: 2-2, 0-0, 1-3, 3-2
 April 21st 2021, h. 16:30, (GMT +2), Nyeki Imre Uszoda, Dudapest
 Zodiac-Atletic Barceloneta  7 - 8  FTC-Telekom Waterpolo   Quarter-by-Quarter: 1-2, 1-2, 2-3, 3-1April 21st 2021, h. 19:00, (GMT +2), Nyeki Imre Uszoda, Dudapest
 
 Zodiac-Atletic Barceloneta  13 - 11  VK Jadran Split  Quarter-by-Quarter: 5-2, 3-3, 3-3, 2-3 April 22nd 2021, h. 14:00, (GMT +2), Nyeki Imre Uszoda, Dudapest
 FTC-Telekom Waterpolo  15 - 11  Dinamo Tbilisi   Quarter-by-Quarter: 5-3, 4-2, 2-2, 4-4
 April 22nd 2021, h. 16:30, (GMT +2), Nyeki Imre Uszoda, Dudapest
 Waspo 98 Hannover  10 - 18  AN Brescia  Quarter-by-Quarter: 3-5, 2-3, 2-6, 3-4April 22nd 2021, h. 19:00, (GMT +2), Nyeki Imre Uszoda, Dudapest
 Group B Final Standing | Team | P | W | D | L | GF | GA | +/- | Pt. |  |  FTC-Telekom Water. | 10
 | 8
 | 0
 | 2
 | 113
 | 73
 | +40
 | 24
 |  |  Zodiac-Atletic Barcel | 10
 | 8
 | 0
 | 2
 | 119
 | 81
 | +38
 | 24
 |  |  AN Brescia | 10
 | 7
 | 0
 | 3
 | 117
 | 80
 | +37
 | 21
 |  |  Waspo 98 Hannover | 10
 | 3
 | 0
 | 7
 | 89
 | 122
 | -33
 | 9
 |  |  Dinamo Tbilisi | 10
 | 1
 | 0
 | 8
 | 74
 | 121
 | -47
 | 6
 |  |  VK Jadran Split | 10
 | 2
 | 0
 | 8
 | 74
 | 109
 | -35
 | 6
 | 
 |