She stayed in Amber long enough to choose her colors, walk the pattern and then she was gone, never heard from again. She didn’t like her brother much, nor her father for that matter. For some reason she never really fit in.
An agent of the Crown

Almost nothing is known of Mirelle. She is the full sister of Random, for a thousand years she has been presumed dead. She arrived in Amber alongside Delwin and Sand and aided in stealing the throne from her full brother Random.

Colors: Red and Yellow