If I were you, I would start out by sketching out your concept idea and go from there. Think about what kind of details you want and how you want to make it unique - there is a lot you can do with this. When you are doing that, solutions might present themselves, as well.
Actually in the pipes:
- Remaking Ser Loras doublet.
- Luke Skywalker, A New Hope
- Wind Waker starter costume in swim material
Eventually: Paul from Dune, Faramir, Harry Sullivan