Somebody should combine Japanese drums (Taiko):
What a great new artform that would be.
It should probably also include some of the facial expressions of a Maori Haka:
I checked to make sure that such a thing did not already exist.
I found the Awa Odori:
But no, that's not it.
I'm afraid it will just have to be invented.
Oh, and I also think that all professional sports teams should be required to do it before games.
Better choreograph your own, though. The All Blacks don't like it when you steal their Haka.