New Headcanon Book

Fire, Wind, Lightning, And Storm dragons (Freedom planets)

Earth and Water dragons are dominant in avalice but there are more than just two dragons.

Fire Dragons - They're traders and loves gold very much, their natural wings can be turned into flames and possessed broad tails that have spots similar to peacocks. Notable colors motif is red - gold - golden brown - silver
Pure bloods - Darius Smaug
Half blood - Nightingale Vayu (half-hawk)

Wind Dragons - Their sky flyers and usually stay in the city of the skies, while faintly seen on ground, they have feathery wings and long whiskers and their horns are pretty noticeable, large and curled up, notable colors motif is Green - Sky blue - Purple
Pure bloods - Anemos Zephyrion 
Half blood - Kamui Zephyrion (half-condor)

Lightning dragons - Ruling in the far side of avalice, These kind but humble thunder lords possessed Muscular builds unlike their own dragon kind and possessed lightning-base technologies and skills, their system of law seems to be mix of monarchy and democracy. Notable colors motifs is Lightning blue - Cloudy white - cloudy grey - Sapphire
Pure bloods - Sigurd Kriembrad
Half blood - Ankh Hino (Half-Kujaku/Peacock)

Storm dragons - Fierce and wild, they seems to be hidden away but only when the crystals grew scarce, these crystalline storm dragons are the "Unknown category", likely due to the power it has. their notable appearance was their crystalline scales and seven wings. but also possessed "Horn" like crowns, Kaminari *The female storm dragon has a circular horn crown* and Ikazuchi *The male storm dragon has imperial horn like crown*.  Notable colors motifs is somehow rainbow colored *prominent is kaminari having lighter rainbow colors while Ikazuchi having darker rainbow colors*
Pure bloods - Kaminari and Ikazuchi seiten