Goddess Bagla could be the goddess on the Baglamukhi mantra. Also they are named 'Valgamukhi'. She may be the supreme electricity who can demolish all evil forces. Goddess Baglamukhi provides the power to control her enemies. If you want to find out about the rituals of mantras, then check with https://www.youtube.com/watch?v=AaJ2IkaqQUY