Write a character sketch for both the knight and the ogre. Out line a general history as to how these two came to the point they are currently at. Consider first that the ogre is the bad guy. Then consider if the knight is. How does this change the story? What if they are allies? Consider the story from the point of view of the knight and then the ogre.
Write a story about three people who are on a road trip together, only to stop off at a gas station and pick up a fourth person whom they don’t know. Why did they pick this person up? Where are they taking him/her? What happens?
Use the concept of the Rogue to create a character. Start by doing a character sketch of all the stereotypical character traits. Then create your own rogue. Below is an image below that might help you imagine a character that is a little different then the stereotypical one.