Vashikaran can be a process the same as ‘puja’ or ‘havan’ that's performed by a specialised person. They conduct rituals by chanting mantras according to the complications to find the methods. ॐ चामुण्डे जय जय स्तम्भया स्तम्भय भंजया भंजया मोहय मोहय, सर्वस्ते नमः स्वाहा Yantra is usually a diagrammatic representation https://www.youtube.com/@AacharyaGoldieMadan/shorts