The biggest game of the AFL season is here, with nearly 100,000 fans expected to attend the grand final today.

Here's a quick run-down of what you need to know before the game.

Who is playing in the AFL grand final?

The Geelong Cats and Brisbane Lions .

It is the first time these two clubs have faced each other in a grand final in the history of the VFL/AFL.

The two sides clashed just three weeks ago when Geelong beat Brisbane in a qualifying final , then outclassed Hawthorn to book their grand final spot.

The Lions had to take a longer route after their defeat in the first week of finals. But they found their form, beating Gold Coast and then Collingwood in the preliminary final .

The winner of today's game becomes the first team since 2000 to claim five flags .

What

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