Dragons: Race to the edge.Seasons 3 & 4

Season 3, Disc 1 : Enemy of my enemy ; Crash course ; Follow the leader ; Turn and burn ; Buffalord soldier ; A grim retreat ; To Heather or not to Heather

Season 3, Disc 2: Stryke out ; Tone death ; Between a rock and hard place ; Family on the edge ; Last auction heroes ; Defenders of the wing, part 1

Season 4, Disc 1: Defenders of the wing, part 2 ; Gruff around the edges ; Midnight scrum ; Not lout ; Saving shattermaster ; Dire straits ; The longest day

Season 4, Disc 2: Gold rush ; Out of the frying pan ; Twintuition ; Blindsided ; Shellshocked, part 1 ; Shellshocked, part 2.