Divine mother who has the armies that can destroy the Rakshasas. She killed Rakshasas like bhandaasura, mahishaasura etc. She has the army that is invincible.
In the name Deva kaarya samudyutha, we learnt that Rakshasas and Devatas are inside our body. All the 7 crore mantras are Divine mother's army. By chanting a mantra, you can triumph over your own weaknesses (Rakshasas).