POOL ONE

Munster

Coach: Tony McGahan
Captain: Paul O'Connell
Heineken best: Winners 2006 and 2008
Key signing: Jean de Villiers
Player to watch: Doug Howlett
Odds: 4/1

Perpignan

Coach: Jacques Brunel
Captain: Nicolas Mas
Heineken best: Runners-up 2003
Key signing: Benoit Bourrust
Player to watch: Maxime Mermoz
Odds: 12/1

Northampton

Rugby director: Jim Mallinder
Captain: Dylan Hartley
Heineken best: Winners 2000
Key signing: Phil Dowson
Player to watch: Shane Geraghty
Odds: 33/1

Treviso

Coach: Franco Smith
Captain: Benjamin de Jager
Heineken best: Pool stages
Key signing: Alessandro Zanni
Player to watch: Simon Picone
Odds: 2,500/1

Prediction: 1 Munster; 2 Perpignan; 3 Northampton; 4 Treviso.

POOL TWO

Biarritz

Coach: Jack Isaac
Captain: Jerome Thion
Heineken best: Runners-up 2006
Key signing: Arnaud Mignardi
Player to watch: Damien Traille
Odds: 20/1

Gloucester

Coach: Bryan Redpath
Captain: Mike Tindall
Heineken best: Semi-finals 2001
Key signing: Nicky Robinson
Player to watch: Gareth Delve
Odds: 20/1

Newport Gwent Dragons

Coach: Paul Turner
Captain: Tom Willis
Heineken best: Pool stages
Key signing: Danny Lee
Player to watch: Gavin Thomas

Odds: 150/1

Glasgow

Coach: Sean Lineen
Captain: Ali Kellock
Heineken best: Quarter-final play-off 1998
Key signing: Chris Cusiter
Player to watch: Thom Evans
Odds: 66/1

Prediction: 1 Biarritz; 2 Gloucester; 3 Newport Gwent Dragons; 4 Glasgow.

POOL THREE

Leicester

Coach: Richard Cockerill
Captain: Geordan Murphy
Heineken best: Winners 2001 and 2002
Key signing: Anthony Allen
Player to watch: Tom Croft
Odds: 10/1

Ospreys

Rugby director: Scott Johnson
Captain: Ryan Jones
Heineken best: Quarter-finals 2008 and 2009
Key signing: Jerry Collins
Player to watch: Tommy Bowe
Odds: 20/1

Clermont Auvergne

Coach: Vern Cotter
Captain: Aurelien Rougerie
Heineken best: Quarter-finals 2000 and 2002
Key signing: Morgan Parra
Player to watch: Jason White
Odds: 10/1

Viadana

Coach: Antonio Zanichelli
Captain: Quintin Geldenhuys
Heineken best: Pool stages
Key signing: Aaron Persico
Player to watch: Josh Sole
Odds: 2,500/1

Prediction: 1 Ospreys; 2 Clermont Auvergne; 3 Leicester; 4 Viadana.

POOL FOUR

Bath

Coach: Steve Meehan
Captain: Michael Claassens
Heineken best: Winners 1998
Key signing: Olly Barkley
Player to watch: Joe Maddock
Odds: 33/1

Stade Francais

Coach: Jacques Delmas
Captain: Sergio Parisse
Heineken best: Runners-up 2001 and 2005
Key signing: Julien Dupuy
Player to watch: Mark Gasnier
Odds: 8/1

Ulster

Coach: Brian McLaughlin
Captain: Paddy Wallace
Heineken best: Winners 1999
Key signing: Andy Kyriacou
Player to watch: Isaac Boss
Odds: 100/1

Edinburgh

Coach: Rob Moffat
Captain: Mike Blair
Heineken best: Quarter-finals 2004
Key signing: David Young
Player to watch: Chris Paterson
Odds: 40/1

Prediction: 1 Bath; 2 Edinburgh; 3 Stade Francais; 4 Ulster.

POOL FIVE

Toulouse

Coach: Guy Noves
Captain: Thierry Dusautoir
Heineken best: Winners 1996, 2003 and 2005
Key signing: Louis Picamoles
Player to watch: Maxime Medard
Odds: 7/1

Cardiff Blues

Coach: David Young
Captain: Paul Tito
Heineken best: Winners 1996 (as Cardiff RFC)
Key signing: Casey Laulala
Player to watch: Jamie Roberts
Odds: 25/1

Sale Sharks

Rugby director: Kingsley Jones
Captain: Dean Schofield
Heineken best: Quarter-finals 2006
Key signing: Ben Cohen
Player to watch: Mathew Tait
Odds: 50/1

Harlequins

Coach: John Kingston
Captain: Will Skinner
Heineken best: Quarter-finals 1998 and 2009
Key signing: Gonzalo Camacho
Player to watch: Nick Evans
Odds: 33/1

Prediction: 1 Toulouse; 2 Harlequins; 3 Cardiff Blues; 4 Sale Sharks.

POOL SIX

Leinster

Coach: Michael Cheika
Captain: Leo Cullen
Heineken best: Winners 2009
Key signing: Nathan Hines
Player to watch: Jamie Heaslip
Odds: 10/1

London Irish

Coach: Toby Booth
Captain: Bob Casey
Heineken best: Semi-finals 2008
Key signing: Ryan Lamb
Player to watch: Seilala Mapusua
Odds: 16/1

Scarlets

Coach: Nigel Davies
Captain: Mark Jones
Heineken best: Semi-finals 2000, 2002 and 2007
Key signing: Rhys Thomas
Player to watch: David Lyons
Odds: 66/1

Brive

Coach: Christophe Laussucq
Captain: Alix Popham
Heineken best: Winners 1997
Key signing: Jamie Noon
Player to watch: Andy Goode
Odds: 33/1

Prediction: 1 London Irish; 2 Leinster; 3 Scarlets; 4 Brive.