User blog comment:SprattieGaming/Season 4 Speculation VS Reality/@comment-27901943-20170217132306/@comment-26960327-20170217133403

Viggo tried teaming up with Hiccup and gave him the Dragon Eye as a truce, this was at the end of Part 1, at the end of Part 2, Viggo goes over to the Volcano and threatens to kill Astrid if he does not hand over the Dragon Eye, Hiccup throws the Dragon Eye into the Volcano and Viggo goes after it. Falling in.

Ryker is shipwrecked at sea when his Super Weapon, The Shock Fire Dragon was defeated by the Submaripper, with the help from Viggo.

Mala teamed up with Hiccup and wanted Snotlout to be her King if he succeeded in all 3 of her tests, he survived 2 of them but failed at the third, Mala and Throk are on the Defenders Island after the Shock Fire Dragon Ravaged the Island.

Also Astrid was on Drugs, Snotlout ships HiccLegs and thinks Hiccup has a Gambling Addiction and the Twins fight Tuffnut's Doppelganger. The Edge is also pretty much destroyed, and even if Viggo survived the Bolcano, it blew up at the end of the season, so he dead,