Some people are as obsessed as I am.

http://www.dndcorner.com/2009/02/16/re-introducing-the-keep-on-the-borderlands/

http://trollandflame.blogspot.com/2010/03/isomorphic-caves-of-chaos.html

http://home.insightbb.com/~harmyn/caves.htm

http://axiscity.hexamon.net/users/isomage/maps/keep.png

Sarkin

He's got a bag of money that he's inherited from his family. Now he's out there trying to earn his fortune.

Cullyn Blaine

He's just gotten away from his family who were nobles of no mean consequence. He did not want the life of laws and education, rather he wanted to walk a path of adventure. So he's on his own and looking for a path to walk.