South France giants Perpignan - runners-up in the Heineken Cup in 2003- will be one of the favourites for the competition with current players including James Hook, Luke Narraway and Luke Charteris.
Worcester also face away trips to Italy to face Rugby Rovigo and Spanish side Bizkaia Gernika RT who play in Northern Spain.
The five pool winners will progress to the quarter-finals where they will be joined by three pool runners-up from the Heineken Cup.
The draw took place at ERC's offices in Dublin and was overseen by Jon Davies, Tournament and Operations Director, Six Nations Rugby
Full details of all fixtures will be released when agreed by all clubs.
Amlin Challenge Cup 2012/ 13 Pools
Pool 1: Gloucester Rugby, London Irish, Union Bordeaux-Begles, Stade Montois Rugby (Mont-de-Marsan),
Pool 2: USA Perpignan, Worcester Warriors, Femi-CZ Vea Rugby Rovigo, Bizkaia Gernika RT
Pool 3: London Wasps, Newport Gwent Dragons, Aviron Bayonnais Rugby Pro, Rugby Mogliano
Pool 4: Bath Rugby, Rugby Calvisano, SU Agen Lot-et-Garonne, Bucharest Wolves
Pool 5: Stade Francais Paris, Newcastle Falcons, Estra I Cavalieri Prato, FC Grenoble Rugby
Round 1 - October 11/12/13/11, 2012;
Round 2 - October 18/19/20/21, 2012;
Round 3 - December 6/7/8/9, 2012;
Round 4 - December 13/14/15/16, 2012;
Round 5 - January 10/11/12/13, 2013;
Round 6 - January 17/18/19/20, 2013;
Quarter-finals - April 4/5/6/7, 2013;
Semi-finals - April 26/27/28, 2013;
Final - Friday, May 17, 2013 - The RDS, Dublin (kick-off 8pm)
Join the Warriors for the 2012/13 season in the Amlin Challenge Cup with Season Tickets on sale NOW! Call the Warriors Box Office on 01905 454183 for more information or click HERE to discover more. C'mon you Warriors!
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