When Serge mentioned the Life Bolt spell Adrian replied; "Same reasons as I cannot cast magic missile I cannot cast Life Bolt. In short I cannot cast any spells belonging to evocation, enchantment nor necromancy. I have specialized heavily on my studies at conjuration art." As the people watched the map and nodding he says; "I make familiar check first the other end and then the other. But to get idea which houses have sewer areas under their cellar would pin down houses to search for."