With enough force behind it, it could easily. Canyons are formed by wind and rain, and mountains turn to fields...but why would I want to destroy a planet?

[And so she starts again, this time calling wind forth, a small seed forming, empowered by her will.]

I'd grow colder. More distant. Less...human. When I need power, and when I need to be distant and cold, detached and immortal...that's when I let her have more control. But it takes me months to return to normal when it's not a shift. I have to gradually take control, and I need the help of friends to do so. Contact.