The human mind is a complex thing. Nobody knows exactly how it works.
But we all know every single human has a dark side. The side containing the hatred and rage.
Differences make some turn against each other, become hating ennemies. That is war.
Darkmore society also has its ennemies. They are to be hunted and slain like dogs. They are:
There are no ennemies to the guild for now.
It would be immature to start a war before the game is released.
Also see allies section