Hanuman assumed Panchamukhi or five-confronted sort to destroy Ahiravana, a powerful rakshasa black-magician and practitioner on the dark arts through the Ramayana war. Ahiravana, brother of Ravana, had taken Lord Rama and Lakshmana to netherworld as captive, and the only real strategy to kill him was to extinguish 5 lamps https://www.youtube.com/@Mahavidyabaglamukhi