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User blog comment:Master Sima Yi/Questions for new podcast?/@comment-4519956-20120702013554/@comment-1888015-20120702043817
He didn't say all the animations were new. He stated that the approach at combat was new because they reworked it a whole lot.
I have to say though, they do need some more animations for Connor. The way I've seen him try and counter in those demos is really repetitive.