Inter Milan defender Marco Materazzi says he's up for tonight's derby against AC Milan.

Matrix rates the game the biggest of their season.

"The Milan derby is the game of all games," he told Inter Channel.

"It is the match in these 10 years that I have felt most keenly, because the rivalry is so very strong and when on the field you always want to win.

"We always have such a fierce desire to surpass the other team in the city."

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