[[Category:Season episodes]] Crusaders of the Lost Mark is the eighteenth episode of the fifth season of My Little Pony Friendship is Magic and the one hundred and ninth episode overall. The title is a reference to the 1981 Indiana Jones film Raiders of the Lost Ark. In this episode, the Cutie Mark Crusaders discover another side to Diamond Tiara when they help Pipsqueak run for class president against her. It is the first episode to feature the Cutie Mark Crusaders with their cutie marks. It is also the third musical episode after Magical Mystery Cure and Pinkie Pride.__TOC__