The 39 Clues Wiki
The 39 Clues Wiki
Unstoppable Logo

Unstoppable Missions are the missions associated with the third 39 Clues series, Unstoppable. There will be at least four missions, one for each book. Unlike the Cahills vs. Vespers Missions, the missions are able to be played without having to add the cards found in the book. Instead, the cards unlock a special part of the mission.


Mission 1: Written in Stone[]

In this mission, you find out that one of the ingredients of the Antidote is corn.

Mission 2: The Queen's Wings[]

In this mission, you find the antidote ingredient is the copper butterfly wing.

Mission 3: Royal Roots[]

In this missions, you find the dingetenga plant, one of the Antidote ingredients.


These medals can be earned by completing various mini games within the mission.