Weblock

Weblock is the royal advisor in Castle Blackthorn in Ultima V.

The Avatar met him right away after entering the castle. Weblock said where to find Lord Blackthorn, but warned that he noramlly isn't in the mood for visitors. He also was knowledgeable about the various other inhabitants of the castle and how to reach them, as well as how to reach certain locations within the castle.

Trivia

 * Weblock essentially is there to defuse the labyrinth that the castle is.