Returning Mechanic: Cloak Another way to have your forces go incognito is cloak, a returning keyword action
This is a keeper, and leads with Library on turn one, and can then follow up with a land and Black Vise on the next turn, while still milking Library until the opponent can find an answer
This would include Breach itself, Lions Eye Diamond, and Brain Freeze
If you have never organized bulk before, it is a great place to start
Individual bending abilities like Waterbend, Earthbend, Firebend, and Airbend can work outside the set, sure but Avatar Aang himself becomes much harder to build around effectively, especially if your goal is flipping him consistently
Mew is no exception, and is one of the most widely beloved Mythical Pokemon ever to exist, debuting as the very first one back in Kanto