With the 2014 World Cup a little over a year away, the last round of North American qualifiers are set to begin Wednesday to begin the countdown to Brazil.
The final group of six nations, or "hex," will play a total of 30 matches between Wednesday and October, with each nation participating in both a home and away fixture with each of the other five.
After each team has played their 10 matches, the top three will advance directly to the final tournament, with a fourth entering a playoff with the winner of the Oceanic qualifying group.
So what is there to look forward to in tomorrow's matches? What should one expect? How will it affect the rest of the qualifying campaign?
Here is a complete guide to Wednesday's qualifiers.