Cleansed One

A Zola Fel cult hero which was originally a Broo. He encountered the Three-Bean Circus in the Darkness and was made aware of his chaotic condition.
 * Rather than destroy himself in self-loathing, he quested mightily to remove the taint of chaos from his being.
 * He was finally able to find true purification in the Deep Waters, and used Zola Fel as his route to the Heart of the Sea.

Source:River of Cradles

Comment
According to the official Q & A, removing Chaotic Taints is very difficult but not impossible. Source: http://www.glorantha.com/new/q-and-a/cleansing_ogre.html