The history of the monarchs of Magadha, particularly in the Pre-Mauryan period, is shrouded in mystery and legend with various sources claiming different things.

Shisunaga, who was originally a minister of King Nagadashaka, overthrew him in a popular rebellion and ascended the throne in 413 BCE.

Mahapadma Nanda founded this dynasty in 345 BCE after murdering his own father, King Mahanandin.

Buddhist, Jain and Puranic traditions state there were nine rulers, but differ considerably.

Chandragupta Maurya founded this dynasty with help of his mentor and grand advisor Chanakya in 322 BCE after organizing a large army and overthrowing King Dhana Nanda.

This dynasty was founded by Vasudeva Kanva who overthrow the Emperor Devabhuti in 73 BCE.