Changewing

Changewings are Scarce Dragons of the Mystery Class.

Acquisition
A Changewing egg can be purchased from the shop for 250 Runes.

A Changewing egg can be found when searching the following locations: If a Changewing egg is in an extra bag that the player chose not to purchase when searching with Toothless, the egg can be purchased for 200 Runes at this time only.
 * Horrendous Point for 4h
 * Isles of Doom for 12h
 * Black Heart Bay for 12h
 * Shivering Shores for 16h
 * Changewing Island for 6h (Limited Time)
 * Changewing Island for 4h (Limited Time)

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.