Battle through 92 levels (23 for race), capture 11 varieties of buildings (3 types), in 9 game mods, learn 18 skills, use 10 spells, defeat huge monster, receive 100 achievements and find out, what is wrong at the North Pole.
Beware of wolfs.
Houses generate people, Crystals give crystal energy (to use spells) and increase speed of your troops. The more people inside, the more crystals you’ll get.
Towers increase defense of your troops. The more people inside, the faster it shoots.