Arjuna, with the grace of Lord Shiva, could get a weapon called

Explanation

According to the Mahabharata tradition, Arjuna performed severe penance and obtained the Pashupatastra from Lord Shiva. It was regarded as an extraordinarily powerful divine weapon. Agneyastra was associated with fire, while Mrityu Sanjivani refers to a life-restoring knowledge or power rather than the weapon granted to Arjuna by Shiva.