[@Rai]

Lol a Seraphim's, an angel, you would expect something holy, wouldn't you? 

Nope. A goth dress :lol


Also, the idea of making her having light (almost non existent scales, compared to another dragon's scales) is basically to compensate for her enhanced breath which is quite powerful. The speed is a small advantage (basically something to make her able to dodge and flee from attacks so she won't die with one hit. 

One question: the scales are the heaviest things on a dragon, right?