I guess it was a good idea to go for that extra guess.

Although I do think "The Missing Portrait of Hans Holbein" could fit all that criteria also since they had to enter every room in order to reach the Portrait (and they weren't granted any shortcuts either like the Ivory Elephant kids).
The Lost Fountain of Youth doesn't work though since they started in the Gargoyle Room.
1.) Green-Orange-Purple-Silver in the Steps of Knowledge
2.) Two pendants were won in the temple games.
3.) The secondrunner in this run was the only contestant to complete this room while going in a different direction.