ESPN MMA Hot Button: What is MMA's Greatest Trilogy?

Every week inside ESPN.com's MMA section, two scribes debate the most pressing issues in the sport in the Hot Button.

This week, Sherdog.com Administrative Editor Jordan Breen and ESPN.com's Josh Gross debate which is MMA's greatest trilogy of all-time.

Does the bellwether trilogy between Chuck Liddell and Randy Couture, so pivotal to the UFC's current success, take the cake because of its importance and legendary figures? Or, does the recently-minted trio of fights between Frankie Edgar and Gray Maynard take the top honors for the wild action in its final two installments?

Click here to read the latest ESPN MMA Hot Button.