Shri Baglamukhi Yantra is for power, victory and dominance over enemies. 
The presiding deity is Goddess Bagalamukhi who is the controller of this powerful occult Yantra.

It helps achieve success in law-suits and competitions as well as pacify quarrels to the worshipper's advantage. 

The worship of this Yantra is performed in a particular star sign and moment when there is maximum power generated by the planet Mars. 

The Bagalamukhi Yantra is also effective in warding off evil persons, spirits and Yakshani. 

Goddess Bagla helps the almighty god by punishing and controlling those negative powers that try to trespass the natural flow, She controls our speech knowledge and movement. She is capable of giving powers (Siddhis) and fulfilling all the wishes of her devotee like a 'Kalpa-Taru'. 

!!Om Hleem Baglamukhi Sarwdushtanam Wacham Mukham Padam
Stambhay Jihwa Kilay Buddhi Vinashay Hleem Om swaha!!

 
Bagalamukhi Maha Mantra meaning is as below:- 

Oh Goddess, paralyze the speech and feet of all evil people. Pull their tongue, destroy their intellect.