Originally Posted by Zurai

Not possible, unfortunately, or I'd already have done it. You can't reduce Frenzy under 4/5 without spending points in some useless talent lower in the tree.

I'm also not convinced that we'll need a full 2/2 Invigorate. At 2/2, we'll be spending very, very little mana and possibly actually be regaining mana. I think 1/2 will be enough, but of course there's no way for me to test that at the moment.