“ Adventurers are to capture an unknown monster for examination (for a sage or wizard) but they are themselves captured by the monsters, and researched.”
“ A swamp witch that, when she dies, a huge black worm burst from her corpse and tries to burrow into the nearest living creature to use as a new host. If the the worm is injured in-between hosts smaller black worms swarm out of any wounds and burrow into anything living.”
“ Could be used for killing a certain animal...a prized animal. The bones must be carefully buried or disposed of lest a sorcerer get a hold of it. With the bones of the dead creature the sorcerer can kill the hunter.”