Thornado

Information
Thornado is a Limited UNIQUE Thunderdrum dragon of the Tidal Class.

This is a blue Thunderdrum dragon and his dragon rider was Stoick the Vast.

Acquisition
As a Limited UNIQUE dragon Thornado was only available during a special event.

Special Event
Thornado was available to players for a limited time from June 27, 2014 until June 30, 2014.

During this event only Thornado could be purchased from the shop for 2,330 Runes. Discounted from 2,750 Runes only during the event.

A Thornado egg could be found when searching the following special event location: If a Thornado egg was in an extra bag that the player chose not to purchase when searching with Toothless, the egg could be purchased for 2,500 Runes at this time only.
 * Dragon Island for 3h
 * Madman's Gully for 8h

Dragon Progression
* These values were correct for version 1.2 of the game, they have not yet been confirmed as at version 1.3 where changes are known to be in place.