From A Wiki of Ice and Fire
|Book(s)|| A Clash of Kings (mentioned)|
A Storm of Swords (mentioned)
A Feast for Crows (mentioned)
A Dance with Dragons (mentioned)
A Storm of Swords
Ser Leslyn was introduced to Lady Catelyn Tully at the Twins on the eve of Lord Edmure Tully's wedding. During the Red Wedding, Ser Leslyn lost half an ear while trying to capture Greatjon Umber.