He was the sixth (6th) son of Kasunga Kyebambe Nyaika, Omukama of Tooro, from 1866 until 1871 and from 1871 until 1872.
He was raised to the throne by the Tooro people, when his elder brother Kakende Nyamuyonjo failed to return from Buganda in 1876.
Omukama Katera ruled until 1877 when his elder brother, Rububi Kyebambe II returned to the Tooro Kingdom and deposed him in 1877.
It is not known where and how Omukama Rukidi II died or what the cause of death was.
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