AFC Champions League holders Guangzhou Evergrande may face Melbourne Victory in their group for the 2014 competition following Tuesday's draw in Kuala Lumpur.
If the A-League side win their playoff, they will join China’s Evergrande, South Korea’s Jeonbuk Hyundai and the winners of Japan's Emperor's Cup in Group G. Victory will face Thailand's Muangthong United, India's Pune or Vietnam's Ha Noi T&T in a one-legged encounter in February.
FC Seoul, last season’s runners-up, are in Group F alongside A-League champions Central Coast Mariners, Japanese champions Sanfrecce Hiroshima and a playoff winner.
Ulsan Hyundai -- the 2012 continental champions -- will take on Western Sydney Wanderers and Guizhou Renhe, plus a playoff winner, in Group H.
Group A Esteghlal (Iran), Al Rayyan (Qatar), Al Jazira (UAE) and Al Shabab (Saudi Arabia)
Group B: Al Fateh (Saudi Arabia), Foolad (Iran), Bunyodkor (Uzbekistan) plus one.
Group C: Al Ain (UAE), Al Ittihad (Saudi Arabia), Tractorsazi (Iran) plus one.
Group D: Al Sadd (Qatar), Al Ahli (UAE), Al Hilal (Saudi Arabia) and Sepahan (Iran).
Group E: Pohang Steelers (South Korea), Shandong Luneng (China), Buriram United (Thailand) plus one.
Group F: Central Coast Mariners (Australia), Sanfrecce Hiroshima (Japan), FC Seoul (South Korea) plus one.
Group G: Guangzhou Evergrande (China), Jeonbuk Hyundai (South Korea) plus two.
Group H: Western Sydney Wanderers (Australia), Guizhou Renhe (China), Ulsan Hyundai (South Korea) plus one.