PS: I used those arts:
https://derpibooru.org/images/1671248?q=artist3Agsphere2C+fire+breath
https://derpibooru.org/images/315507?sort[]=77&sort[]=315507&sd=desc&sf=score&q=spike2C+annoyed2C+simple+background
https://derpibooru.org/images/1742157?sort[]=151&sort[]=1742157&sd=desc&sf=score&q=spike2Cflying2C+simple+background%2C+solo