The King's Plate and Prince of Wales winners will take a pass on the 1 1/2 mile Breeders' Stakes on the inner turf course.
Aristella
Trainer Rachel Halden was encouraged by the way Aristella trained on the grass and gave the hard-trying filly a chance.
Five Mark Casse-trained fillies who have had success leading all the way in their races will tackle seven rivals and nine furlongs.
The 70th Oaks on July 20 is any filly's race, as long as they can negotiate the 1 1/8 miles and not get into a speed battle.
Saturday's featured race at Woodbine has a few Woodbine Oaks hopefuls getting a start on their journey to the July 20 classic.
Flying Zee Racing Stables' Aristella won an oddly-run Princess Elizabeth Stakes at Woodbine on a very cold and windy day.