Madhya is the central shaft on which the kundilini vehicle would move. This can only be achieved if a voyager is not deviated towards
either side of being good or bad. Being equidistanced from both extremes and composing yourself in the center is called Madhya.
In the epic of Mahabharata, Arjun was taken in the center of the battlefield to impart the biggest teachings of human history. This position equidistanced from both the sides is symbol of Madhya. The key to attain the position of Madhya is Self-Awareness as symbolized through Arjun in the epic of Mahabharata.
As per the myth, Ego of Indra led to depletion of the Godly powers. Bali won over all the realms and gods needed to resurrect their powers.