The champion trainer added: "I saw him work with Poquelin on Wednesday and I would say that he was right back to his best and I haven't seen that in him for a while."
Nicholls also has a major chance of landing the Grade Three Vote A.P. Gold Cup, where he is represented by rising star Robinson Collonges but Great Endeavour (2.30pm) is preferred.
Though he has a bit to find on his Paddy Power Gold Cup form with Little Josh, David Pipe's hopeful meets that rival on 8lb better terms.
Meanwhile, Time For Rupert (12.45pm, nap) won on his first try over fences at Cheltenham and can enhance his RSA Chase prospects by landing the DRS Contracts Novices' Chase for trainer Paul Webber.