 During the events of "Death Masks", he arrived in Chicago to challenge Dresden to a duel, the idea being that, with the instigator of the war between the Red Court and the White Council dead, an end to the conflict would become considerably more likely.If Harry had won, Ortega would have offered to make Chicago neutral ground in the fighting, with Harry and his friends being protected from reprisals as long as they stayed within the city.Harry accepted the deal and the duel, to be moderated by the Archive and based on the respective willpower of the participants, took place at Wrigley Field.