What are some of your favourite character arcs they have to overcome or resolve? Could be internal such as a personality flaw like jealously, stubbornness, cowardice. Could be external like finding the secret of their parentage, rescuing their childhood friend who went missing or defeating their brother who has been possessed and turned evil.

What are some of your favourite arcs you have either written about or have read about that the character faces while also progressing down the main story. This can also include ones they failed as in they sacrificed saving their friend in order to save the world.