Lethal Lissy is one of the pirates who constantly tries to loot Liberty Bay with overwhelming invasions of pirates. If you see her around Liberty Bay, it's not a good sign.
Damage Taken From Elements
West of Eleonore's castle, near the Guild House "The Ivy Cottage".
Flees when low on Hp.
Using an ultimate attack, or focusing SD's on Lethal Lissy is recomended to get the most experience and loot the addon item.