The seven year old is a course and distance winner from last month.
Racing today takes place at Dundalk from 3.15pm.
Mullingar trainer Ciaran Murphy will be hoping Walhaan can reprise his course and distance winning form in the 6.45pm handicap.
The Dark Angel gelding followed last month's win at the County Louth track with a fourth place finish over hurdles at Punchestown.
Rathowen's Adrian Murray meanwhile runs two year old Special Angel who takes on the mile trip for the first time and is considered a long-shot in the 4.45pm.
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