Frankel is one of 46 entries in the Qipco Champions Stakes on Champions Day at Ascot on October 20 - what is expected to be his last appearance on a racetrack.
Sir Henry Cecil's unbeaten superstar is due to step up to 10 furlongs for his next race at York in the Juddmonte International later this month after having achieved all that is possible over a mile.
Old foe Excelebration is one of a huge army of possible top-class rivals from Aidan O'Brien's Ballydoyle yard, including Triple Crown aspirant Camelot, Imperial Monarch, St Nicholas Abbey and Power.
The likes of last year's winner Cirrus Des Aigles, Nathaniel, Giofra, Meandre, Golden Lilac and The Fugue could also take him on.
Frankel has additionally been entered in the Qipco Queen Elizabeth II Stakes, which he won last year, over a mile.
Cecil has also entered his new addition Beauty Parlour in that Group One, while the John Gosden-trained duo of Fallen For You and Elusive Kate represent a strong fillies' division.
Camelot is a surprise entry, with Most Improved and long-term absentee Parish Hall still in the hat.
The Qipco British Champions Sprint entries are headed by July Cup winner Mayson, with Ortensia, Bated Breath and Starspangledbanner still engaged.
Last year's Qipco British Champions Fillies' And Mares' Stakes winner Dancing Rain is one of 33 entries this season, with Great Heavens, The Fugue and Snow Fairy also possible runners.
Saddler's Rock, Colour Vision and Fame And Glory could all clash in the British Champions Long Distance Cup.
The Dermot Weld-trained Rite Of Passage, the 2010 Gold Cup winner, has not been seen since May 2011 but also holds an entry.
