On the cross and stakes site it says that Rack is in the episode 20 titled Villans which gives her a chace of using magic.
It is also siad tara is shot and willow tries to revive her and does not succed and then attacks warren with dark magic. ,<- this one is not confirmed although I have heard it everywhere. I also heard that willow is the new big bad again is not confirmed. And there is a confirmed spoiler that on this episode a big bad is revieled and is not warren.
It is also siad tara is shot and willow tries to revive her and does not succed and then attacks warren with dark magic. ,<- this one is not confirmed although I have heard it everywhere. I also heard that willow is the new big bad again is not confirmed. And there is a confirmed spoiler that on this episode a big bad is revieled and is not warren.