Killarney's August Festival heads into its second day, when the J&B O'Sullivan Kingdom Gold Cup Handicap is the feature event.
Aidan O'Brien has left Plinth in the Ladbrokes St Leger at the latest acceptance stage and he will be on most shortlists for this €30,000 prize.
He went under by just half a length at Gowran Park a couple of weeks ago and looks the biggest threat to Castle Guest's hat-trick attempt.
Useful jumper Absolutlyfantastic - who struck over course and distance last month - could also be a contender, as could top-weight Show Court, who lost little in defeat at Galway Festival.
Trikala was no match for Hidden Oasis at Ballybrit, but she did manage to fill the runner-up berth for the second consecutive occasion.
She should be on the premises in the opening Irish Stallion Farms EBF Fillies Median Auction Maiden at 4.55.
Flawless Filly broke through at Ballinrobe on Tuesday and makes a swift return to action under a 5lb penalty in the John O'Connor Engineering Handicap.
She will lock horns with recent Dundalk runner-up Campestral Scene.
The pick of the jumping action is the Bet Online At thetote.com Novice Chase, in which The Real Article does battle with the exciting Henry de Bromhead pair of Sizing Symphony and Sizing Machine.
This is a hot contest for the time of year, with Blue Cannon, Burn And Turn and Churchfield Champ adding further spice.
Shadow Eile came up short in the Galway Hurdle but she was placed at the highest level as recently as April
A clear round should see her home on her first try at the bigger obstacles in the Killarney Welcomes Bordeaux Mares Beginners Chase.
Pat Garrett fell with a race here at his mercy last month but needs to be called off the reserves' bench if he is to bid for redemption in the Malton.com Handicap Chase.