Shri Devi is not one entity or personality. Depending on the form of Shri Devi she could be a wrathful emanation of a number of different deities such as Shri Devi Magzor Gyalmo is the wrathful form of Sarasvati. Some forms of Shri Devi with four arms such as Dudusolma are the wrathful form of Shri Lakshmi. There are dozens of different variations and forms of Shri Devi. Shri Devi wrathful with one face .