Hanuman assumed Panchamukhi or 5-confronted kind to eliminate Ahiravana, a powerful rakshasa black-magician and practitioner with the dark arts throughout the Ramayana war. Ahiravana, brother of Ravana, experienced taken Lord Rama and Lakshmana to netherworld as captive, and the sole strategy to kill him was to extinguish 5 lamps burning https://www.youtube.com/@Mahavidyabaglamukhi