Mahayoga is an important element in Hindu astrology. It is the 28 combinations of the house lords in the horoscope of a person. The exchange of the lords of the second, fourth, fifth, seventh, ninth, and eleventh houses in the horoscope of a native gives rise to 28 combinations called mahayoga. The Mahayoga as are as follows: Exchange of the lord of ascendant with the lord of second, fourth, fifth, seventh, ninth, tenth and eleventh houses gives rise to seven combinations. Exchange of the lord of the second house with that of the fourth, fifth, seventh, ninth, tenth and eleventh houses gives rise to six combinations. Exchange of the lord of the fourth house with that of the fifth, seventh, ninth, tenth and eleventh houses gives rise to five combinations. Exchange of the lord of the fifth house with that of the seventh, ninth, tenth and eleventh houses gives rise to four combinations. Exchange of the lord of the seventh house with that of the ninth, tenth and eleventh