As the 2013 winners of the world's most competitive club rugby tournament are setting out on the road to next season's final in Cardiff, many eyes will turn to a truly heavyweight European clash between Saracens and Toulouse in Round 2.
Saracens will take on the four-time Heineken Cup winners at the 90,000-capacity Wembley Stadium on Friday, 18 October with a 7.45pm kick-off in a game which is certain to generate major interest in the English capital and beyond, while another of the early tournament highlights will feature the Round 3 meeting of Racing Metro 92 and Harlequins at Stade de la Beaujoire in Nantes on Saturday, 7 December.
ERC announced the fixtures, dates, kick-off times and live television coverage for the opening four rounds of the 2013/14 Heineken Cup, with 45 of the 48 games being broadcast live giving supporters across Europe, as well as new audiences worldwide via ERC's international TV partners, the opportunity to view high-quality competition.
Current Aviva Premiership champions, Leicester Tigers, will begin their campaign with what promises to be a fiercely-contested Pool 5 tie at Ulster Rugby's Ravenhill cauldron on Friday, 11 October, while last season's Amlin Challenge Cup champions, Leinster Rugby, will face the Ospreys in Round 1 on Saturday, 12 October at the Liberty Stadium.
In addition, Leinster have moved their Round 4 game in Pool 1 against Northampton Saints to the Aviva Stadium with the repeat of the dramatic 2011 tournament final set to go ahead on Saturday, 14 December with a 6.00pm kick-off.
Cardiff Blues will stage a first European club game on an artificial pitch when they host Toulon at the Cardiff Arms Park - venue for the 2014 Amlin Challenge Cup final - in Round 2 on Saturday, 19 October, and Saracens will follow suit with their Round 4 game against Zebre Rugby at the club's new home, Allianz Park, on Saturday, 14 December.
Last season's Top 14 champions, Castres Olympique, are at home against Northampton Saints in Round 1 on Saturday, 12 October, and the following day sees a crunch French derby between Racing and the 2013 defeated tournament finalists, ASM Clermont Auvergne.
FINALS - CARDIFF 2014
Amlin Challenge Cup - Cardiff Arms Park; Friday, 23 May 2014 (20.00)
Heineken Cup - Millennium Stadium; Saturday, 24 May 2014 (17.00)
Click here for the 2013/14 Heineken Cup fixtures