 There is also the story of how the legendary Irish warrior, Fionn MacCumhaill, killed a magical boar on Torc mountain with his golden spear.Torc Mountain is part of the Mangerton Mountain Group which is a massif to the south of Killarney that includes 26 other named peaks with a height above .Torc sits in the north-west corner of the massif and immediately west of Torc Mountain is the subsidiary summit of Torc Mountain West Top .