Wikipedia
Tribhuvanadityavarman
Tribhuvanadityavarman (Protege of the Three Suns) is a mandarin who, around 1165, overthrew Yasovarman II and proclaimed himself king of Cambodia.
In 1177 the Cham invasion, led by Jaya Indravarman IV, looted the Khmer capital, and rid the country of the usurper.