Muiz ud din Qaiqabad was the tenth sultan of the Mamluk dynasty.
He was the son of Bughra Khan the then Independent sultan of Bengal, as well as grandson of Ghiyas ud din Balban (1266-1287).
Eventually, Balban chose his grandson and son of Muhammad, Kay Khusroe, to be his successor.
However, when Balban died, Fakhr-ud-Din, the Kotwal of Delhi, set aside the nomination and chose for Muiz ud din Qaiqabad, son of Bughra Khan, to become ruler instead, he was only 17 years old
After he became the Sultan, he indulged in the life of wine and women, the example set by the Sultan was also followed by his courtiers. Number battle took place and a lasting peace treaty was agreed between Bengal and Hindustan, which was even respected by his successors. On his return to Delhi, he transferred Nizam-ud-Din to Multan, seeing the latter"s hesitation, the Sultan ordered him to be poisoned.
He appointed Jalal ud Din Firuz Khilji as a new commander of the army, but the murder and appointment sent a wave of dissent amongst the Turkish nobility.
Taking advantage of this Jalal-ud-Din Firuz marched his army to Delhi. After four years, he was murdered in 1290 by a Khilji noble.