Where can it be found

Waterbirth island dungeon

Tactic

Wear armor that boosts your ranged stats and protects against magic, as Wallasalki's cast water wave. Attack them using a ranged attack as they are weak against range.

Examine Message

A fearsome magical water creature.

Notes

They can retreat and other Wallasalki's in the area will attack you instead. Once they flee they will not re-attack you if you attack them.