- A green-skinned humanoid with the legs and antlers of a deer stumbles into your camp pierced by several arrows.
- Life on a planet colonized millennia ago seems specifically designed to hunt and kill people. It used to be peaceful.
- You've passed a particular copse of trees dozens of time before. Suddenly, there's a door you've never seen.
- Traveling to what should be a mundane town, your Mage notices a shimmering curtain crossing your path for miles.