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Science Vs. Nature
The Dragon riders enlist the aid of Carla and Hazel and their scientific knowledge to help them prepare for a mission to neutralize Jörmungandr so they can return him to his chamber and seal him back inside.
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Other episodes for this season
![How to Train Jörmungandr](https://image.tmdb.org/t/p/w300/gHS3s1qk6XPIWfEGrayGUk1UOs0.jpg)
![The Great Foster Fake-Out](https://image.tmdb.org/t/p/w300/9OrV74u3TM8BsJDsdslObS0eXCQ.jpg)
![Science Vs. Nature](https://image.tmdb.org/t/p/w300/cppXk4pko0pRG5roImKwNhJRRgk.jpg)
![Of Gods and Monsters](https://image.tmdb.org/t/p/w300/yFWhsnTQp6oHCwi5H41k1YVuTSC.jpg)
![Ragnarok (1)](https://image.tmdb.org/t/p/w300/vT9D51PrwpgJjRrIBQjvaGlJlvO.jpg)
![Ragnarok (2)](https://image.tmdb.org/t/p/w300/eELuhKyT1cPLkRSgxvRNvx3w6RK.jpg)