Hanuman assumed Panchamukhi or five-faced kind to eliminate Ahiravana, a strong rakshasa black-magician and practitioner on the darkish arts through the Ramayana war. Ahiravana, brother of Ravana, had taken Lord Rama and Lakshmana to netherworld as captive, and the sole solution to destroy him was to extinguish five lamps burning https://www.instagram.com/tantramantraaurvigyaan/