500
List every map that allows you to have perks other than quick revive without opening any doors. (Grief and Turned don't count, Remakes count)
Call of the Dead, Shangri-La, Moon, BO1 Nacht der Untoten, BO1 Shi No Numa, Town Survival, Die Rise, Buried, Origins, Der Eisendrache, Zetsubou No Shima, Gorod Krovi, Revelations, BO3 Nacht der Untoten, BO3 Verruckt, BO3 Shi No Numa, BO3 Kino der Toten, BO3 Ascension, BO3 Shangri-La, BO3 Moon, BO3 Origins