The Transformation of Miss Mavis Ming (also published as A Messiah at the End of Time, and A Messiah at the End of Time, Or, The Transformation of Miss Mavis Ming, and A Messiah at the End of Time or the Transformation of Miss Mavis Ming, and Constant Fire) is a novel by Michael Moorcock, first published in 1977. The novel is expanded version of the novella Constant Fire (1976).
It is part of the Tales from the End of Time series, which is a sub-series of The End of Time series.