These mantras are generally longer and sung in groups. Kirtan allows for a communal expression of devotion and it is an uplifting observe that can result in states of joy and bliss. Preferred kirtan mantras involve the Hare Krishna mantra. Baṭuka Bhairava would be the youthful form of Kāla Bhairava, https://www.youtube.com/@AacharyaGoldieMadan/