Their hair changes, I think. In color and looks? It was a problem I was running into picking a wig for Mistress. Then I realized that as long as I'm in the ballpark it doesn't matter that much. Surely no one will stone me over having a wig that's slightly too red. Especially with Ivan's hair being that crazy.
The Adventurer would be awesome! I love her outfit. I'd adore seeing her and a Snow Queen together.