Creating a Task List for Characters in a Novel

I have four goals here, especially early in a book, when i'm trying to establish an ensemble,. I have to name character. I have to make them distinctive. And i have to aim them at the story. Now, just four little things where you just have this in front of you so that you know i'm not no meandering through their dialogue and their scene. If they're not on the vector that we expected, that's interesting. You know, we thought they were going to show up in wearing the top hat, but no, they've turned the top hat into a gun or some i'm making gum stuff up because tiy didn't think. Ar a, do