She also appeared in X-FORCE occasionally. Here's a partial list of her appearances:
And here's a narrative of her history with the major milestones:
My audio commentaries
Why So Many Cheyenne?
Basically, Moonstar has some heft as a proud and angry activist type. She's more than one-dimensional. But if you look at her Cheyenne background, it's paper-thin. She isn't much more than the generic mystical or shamanic character.