Another spell lashed out, this time a cleverly aimed Ice storm, the edge stopping just before the first party member, though he had the presence of mind to yell for them to not advance. That took care of the badly wounded clerics, and should leave only the devils and the main bad guy. And he had just the thing for the devils, pulling out a scroll of banishment, and whistling to himself while waiting for them to arrive. The scroll did its job, and they were returned to their home plane, leaving the way clear, he hoped to the last cleric. "Shall we?"