Devi Bagala would be the deity of Bagalamukhi Mantra. She is also called 'Valgamukhi'. 'Bagala' or 'Vagla' virtually implies a 'rope' or possibly a 'bridle' – that is certainly set in the mouth to manage the actions of tongue - and 'mukhi' suggests 'confronted'. She may be the super electric https://www.youtube.com/watch?v=CQDKEh9UjJA