What are some military formations and strategies used in Mahabharata war at Kurukshetra?
I heard Padma Vyuha was a famous one, From wikipedia
Padmavyūha, is a multi-tier defensive formation that looks like a blooming lotus (padma, पद्म) when viewed from above. Very famous because of the warriors at each interleaving position would be in an increasingly tough position to fight".
Who were the warriors capable of fighting in Padma Vyuha?