What works in PVP?

Summary,

1) Skill crests work, stat crests don't
2) Equip Ability works e.g. [Intellect]
3) Hidden Potential does not work
4) Enhancing your equipment does not have a direct effect on your HP/MP and damage. Instead, the Equip Ability improves per enhancement level.


Link:
http://www.dragonnestsource.com/forum/guides/5151-extensive-what-works-normal-pvp-guide.html

But in Ladder pvp mode which is not out yet. I heard that everything works. I mean your equipments really do plays a part.