Mastery points
Core mastry points are all tied to achievements.
In HoT, mastery points can be found hanging around in maps, and you also get quite a few just for completing the story through the first time.
Guild Master – The Papacy [POPE] (Gate of Madness)/Road Scholar for the Durmand Priory
Writer/Director – Quaggan Quest
https://www.youtube.com/watch?v=ky2TGPmMPeQ
Writer/Director – Quaggan Quest
https://www.youtube.com/watch?v=ky2TGPmMPeQ