This is the novelty. Carlsen enters the Rossolimo, down a tempo.
1. e2e4  1... c7c5  2. g1f3  2... e7e6  3. f1d3 An original move, courtesy of Mr. Grischuk. True, he only played it in blitz… 3... b8c6  4. e1g1  4... g7g5 Nope, that is not yet a novelty.