- A fair and honest portrayal of them, whether they’re good guys or baddies.
- Good reasons for them to act the way they do, again whether they’re good or bad.
- In most cases the ability to develop relationships.
- On the odd cases where the ability to develop relationships doesn’t exist, show why.
- Good lines!
- Plenty of action for them to be involved in.
- Minor characters need a reason to be there. Is yours strong enough?
- Giving them the ability to develop for better or for worse.
- A properly set up world for them to exist in.
- A strong story line which doesn’t peter out.
Up for the challenge then?!