QuickRegion: Impossible Lands
Staying alive among the scheming, ravenous undead of Geb required a deep knowledge of their motivations, capabilities, and weaknesses. More often than not, it also required the ability to weave alibis and life-preserving half-truths capable of swaying a stilled heart.
Choose two ability boosts. One must be to Charisma or Constitution, and one is a free ability boost.
Source: World Guide pg. 88