Mystery Train - A Ticket to Ride Expansion adds some cards to the Ticket deck. Four of these are routes the other additions aren't actual tickets, though. Instead, they are special cards that allow you to get bonus points at the end of the game, with the exception of one card that allows you to, in lieu of a turn, look through the entire deck of tickets and take any card you want.

One card lets you double the value of any ticket that you make (only for cards worth 10 or less), one gives you bonus points for making a cross-country route, one gives you bonus points for a west coast rou ...