A Gruff Separation is the fifth episode of Dragons: Race to the Edge, Season 6. It was released on February 16, 2018.
[[Hiccup Horrendous Haddock III (Franchise) |Hiccup]] grows wary when [[Gruffnut Thorston |Gruffnut]] arrives on the twins’ 19th birthday to administer a [[House Thorston |Thorston]] [[Thorston Induction Trials |coming-of-age ritual]] involving three dangerous challenges.
- The way Tuffnut and Ruffnut use the molted Changewing skins is similar to how the Invisibility Cloak is used in the Harry Potter franchise. It is also similar to how Bilbo Baggins used the One Ring to avoid being seen by the dragon Smaug in The Hobbit.
- The title is a play on the phrase, "A Rough Separation".
- Though birthdays have been mentioned before, this is the first time characters are actually seen celebrating them.
- As of this episode all 5 of the class dragon lenses have been found.
- [[Titan Wing Dragons
|Titan Wing]] Hideous Zipplebacks make their debut and are revealed to be extremely territorial.