They are in the freezer place south of Driftveil, go to inside the southern most building and all the way to the back, there's an open box there, they will be inside.
Chat with our AI personalities
Go to cold storage to find team plasma
you need to beat clay. and in order to enter his gym, you need to defeat team plasma in the ice storage (or something) south of driftveil.
In the building across from the pokemon gym
it is at driftveil city
im not shure where exactly to get a max revives but i do know that you can get revival herbs at driftveil city. at the driftveil market