America's 1995 horse of the year is 5-4 favourite with City Index for the inaugural $4m Dubai event on 27 March, the world's richest race.
The Bill Mott-trained six-year-old faces seven opponents in the Grade One nine-furlong Dom Handicap at Gulfstream.
In Melbourne tomorrow, two of Australia's Dubai hopefuls contest the Grade One C F Orr Stakes. Mahogany (20-1 for Dubai with City Index) and Jeune (33-1) are running in a seven-furlong race at Sandown.
Another World Cup contender, Pennekamp, last year's 2,000 Guineas winner, has thrown a splint after arriving in Dubai. But trainer, Andre Fabre, is confident the colt will recover in time for the big race.