A HellPit is a spring of green ectoplasmic goo that spring forth from the bowels of the astreal to the materail realm in out of the way places. These points of concentrated Evil and Chaos create dangers untold in regions around them.
A Woodsman Blade is a useful tool for those who ply the woods. It is often the primary weapon for a variety of Woodsman Organization.
The Dark Oak Forest is a place of darkness, danger, and Evil. For reasons best not talked about, the Dark One has visited this place, twisting it forever.
This is the order of the Three Kingdoms, each kingdom volunteering men to serve in the Order. Each of the members must be an expert woodsman: able to survive in the Great Dark Oak Forest that borders all three Kingdoms.
All spell casters gain their abilities through a form of demon possession. So in order to gain magical abilites, PCs must track down and trap demons. Of course there are some pretty powerful demons, if the demon is stronger than the PC, the PC could find themselves subjugated to the Demon's will.