Sadhguru: Effectively It is only one. One other one is just a question of size. We estimated that When the houses are everywhere involving 2000-2500 sq. ft., the Bhairavi Yantra would do. For residences much larger than that, we mentioned this is not ample and we presented the Avighna. Avighna https://www.youtube.com/@Mahavidyabaglamukhi