The original catalogue has been boosted by 20 supplementaries for the yearling and thoroughbred sales while the racehorse sale will feature 29 lots.
Selling will commence at 11am (WA time) on June 30 with a catalogue of 33 yearlings, all eligible to be paid up for the $11 million Magic Millions Race Series.
Two supplementaries have been received as part of the Westbury Park Reduction - a colt by My Admiration and a filly by Blackfriars.
Following the yearlings is the Perth Winter Racehorse Sale with 29 lots including a quality draft from Peters Investments.
Among them are the stakes performed mares Showcase and Truly Belong.
Other city winners entered for the Racehorse Sale include Masquerade, Disco Riffic, Just A Fluke, Mantime, Memoirs Of Paris and Super Stardom.
The Broodmare section of the Winter Thoroughbred Sale features 46 lots, nine of them supplementary entries.
Rounding out a massive day's selling will be a 47 weanlings including nine late entries by sires including Demerit, Galah, Lucky Street, My Admiration and Rommel.
The sale will be held at the new Magic Millions Swan Valley Sales Complex.
PERTH WINTER SALE SCHEDULE
Perth Winter Yearling Sale - Lots 1-31 and 107-108
Perth Winter Racehorse Sale - Lots 131-159
Perth Winter Thoroughbred Sale - Broodmares - Lots 32-68 and 109-117
Perth Winter Thoroughbred Sale - Weanlings - Lot 69-106 and 118-126