The villain has just pulled a dirty trick: Is that worth extra XP?

[Jhaelen]

Alas, I don't own GM guide, so if it's from there - could you cite?

Well, as you can see in my previous post, I've been referring to the DMG.

I'd have to look it up in Pathfinder to see if the Paizo guys changed this. I have to admit it's possible.