Hanuman assumed Panchamukhi or five-faced kind to kill Ahiravana, a strong rakshasa black-magician and practitioner on the dark arts in the Ramayana war. Ahiravana, brother of Ravana, had taken Lord Rama and Lakshmana to netherworld as captive, and the only real way to destroy him was to extinguish five lamps https://bomadirectory.com/listings831337/facts-about-love-revealed