The forecast rain on Monday evening has seen a flurry of cash for soft-ground horses.
Tatenen, favourite for the Irish Independent Arkle Trophy, is now 7/2 from 9/2 while both Brave Inca and Whiteoak are 18s from 25s for the Smurfit Kappa Champion Hurdle.
Other moves centre around Saturday's action at Sandown.
Imperial Cup winner Dave's Dream is 8/1 form 25s for both the County Hurdle and Martin Pipe Handicap Hurdle.
Big Eared Fran won the opener at Sandown and is 6s from 12s for the Martin Pipe and 14s from 33s for the Coral Cup. It is now 2/1 from 11/4 that David Pipe trains the winner of the former race.
Finally Aachen, who beat Big Eared Fran at Taunton in February, is 8s from 10s for the County Hurdle.