Video: MotoGP Head-to-head in Valencia

Marc Márquez and Jorge Lorenzo are set for the 2013 season decider in Valencia. So is redbull.com...

It's all come down to this: the final race of the 2013 MotoGP World Championship.

Marc Márquez, record-breaking rookie, and Jorge Lorenzo, two-times and current defending World Champion, will settle the fight for this year's title on home soil at Valencia on Sunday in front of an excited Spanish crowd.

As far as rousing finales go this one's right up there. Márquez leads Lorenzo by 13 points in the standings, but as witnessed in the last few races absolutely anything can happen in the space of a few laps in MotoGP.

Marc Marquez Repsol Honda championship wins
Marquez wants to add to Repsol Honda's honour roll© Repsol Honda

Ahead of what promises to be a thrilling weekend's action redbull.com previews Round 18 and the story so far, as we ready ourselves for a hair-raising ride...

Watch now to prepare yourself for an edge-of-the-seat experience!