The black dragon of death...
...and his zombie minions.
the world with the eyes of a dragon
a small human town
that spell is called "Kawumm"
a small and fast spell, good for killing pity enemies
the blue dragon has a breath of ice and frost
a boss monster
the red dragon of fire is razing an enemy outpost
bad idea to burn a red dragon, guess why
a large human town
human towns are under siege most of the times
it is a... I have no guess
but it has some kind of homing spell