The biggest devotee of Lord Rama blessed him to stay immortal and fulfill his duty on the earth, he is also called Pawan Putra.
He is the son of Guru Drona, after the defeat of Kauravas Lord Krishna cursed him to stay immortal in the worst situatio
Mahabali belongs to the Asura dynasty who was also known as the greatest devotee of Lord Vishnu.
The author of the Mahabharata, writer of the 18 Puranas is also a Chiranjivi.
The youngest brother of Ravana Vibhishana is also blessed with immortality.
Another unspoken character of Mahabharata Kripacharya, was given immortality by Lord Krishna.
The sixth avatar of Lord Vishnu Parahshuram was an extreme warrior, he carried an Axe and was born to destroy evil.
Markandeya is a rishi who is very intelligent and handsome, Lord Shiva blessed him with immortality.