I did a movie marathon with How To Train Your Dragon 2
I also did it with How To Train Your Dragon 2, Eragon, Dragonheart, and Dungeons And Dragons titled When Dragons Bring Out The Best In People. Check out blog.
http://mrbrownsweeklymarathons.blogspot.com/2017/01/when-dragons-bring-out-best-in-people_13.html