The Great Escape: The Witcher 3 Walkthrough And Guide
Nekker Farm not sure if anyone needs this but i'm just starting my first playthrough and its pretty helpful about 15 Nekker's 30m south of Devils Pit, 130m east of Mubrydale :
The Witcher 3 nekker heart location and farm - YouTube
A Picture of the Witcher as an Old Man - The Witcher 3: Blood and Wine Game Guide | gamepressure.com