This graphic is usually interpreted as an exhibition of stambhana, the power to stun or paralyse an enemy into silence. This is probably the boons for which Bagalamukhi’s devotees worship her. Other Mahavidya goddesses are reported to represent related powers handy for defeating enemies, to get invoked by their worshippers https://cashulfut.csublogs.com/32789912/everything-about-baglamukhi