JP McManus owns a couple of interesting 40-1 shots in Gallant Oscar and Cause Of Causes.
Cause Of Causes, a good second under Nina Carberry in the Kim Muir last year, will have a prep-run in a Cheltenham handicap, Berry said.
Elliott added that one of his two other Festival winners, Cause Of Causes, would be trained for the Grand National on 9 April in the hope that he will make the cut at the bottom of the weights.
Elliott is also looking forward to the rematch after seeing Don Cossack work over a mile and a half alongside stable companion Cause Of Causes in front of the media at Punchestown on Monday.
In order, they are: 1) Bishops Road 2) Knock House 3 Perfect Candidate 4) Maggio That means Pineau De Re, Alvarado, Cause Of Causes and other big names now have no chance to compete in this Grand National.
Shutthefrontdoor is already down to 8-1 for the National but McCoy has said he may yet choose to ride the 20-1 shot Cause Of Causes, although that one has an alternative entry in the Irish National on 6 April.
Surprisingly, Cause Of Causes now has a British rating 4lb below the one he had when he won at last year's Festival, albeit that was in a non-handicap in which the placed horses had much lower ratings.
Cause Of Causes' upward mobility as he has matured physically has surprised even his shrewd trainer, and plans are becoming increasingly ambitious, with a step up from handicap company at the Festival a possibility.
The solid 9-2 forourithefor the Newbury race is another Nicky Henderson inmate, Friday's easy Huntingdon winner My Tent Or Yours, with Cause Of Causes vying for second spot at 12-1.
McCoy added: "Shutthefrontdoor or Cause Of Causes, it will be one of them.
