Well, here she is. Miss Oo-De-Lally herself, Lady Marian. She is now a L&YR Class 8 tank engine. Sure her coaches haven't changed, but they're completely fine as is. TBH, Marian as an X10a was kind of getting a little outdated, and I was told it hinders her from reflecting the original Lady Marian whose clearly from the UK.
Credit to the following: @CyanPlumber258 @JoshuaTheTankEngine (In Loving Memory) @GoldenStanierBlack5 @TheoTSM