So, I've been playing AU for one day or two. I've found Baton Pass Clause can be bypassed in this metagame. Who would? Contrary Smeargle.
https://replay.pokemonshowdown.com/abilityunity-355625718
First turns, Fake Out, Spore, it's all good. Then, Contrary V-Create. Of course it's kinda shitty...