Derby-winning jockey Pat Smullen could come in for the ride on leading Coral-Eclipse contender Time Test should his regular partner Ryan Moore be required by Aidan O’Brien.

Little light was shed on the picture for the Investec Derby as Viren’s Army won a three-way battle for the Betdaq Dee Stakes at Chester yesterday.

A final decision on Magician’s participation in the St James’s Palace Stakes will be made on Sunday after the colt sustained minor bruising following a knock on Thursday, Coolmore said.

Energizer became the first German-trained winner at Royal Ascot when registering a comfortable victory in the Tercentenary Stakes.