The greatest trilogy in heavyweight history comes to a close in the main event of UFC 166 when Cain Velasquez meets Junior Dos Santos with the UFC title on the line. 

Plus, Daniel Cormier looks to keep his unbeaten record intact against Roy "Big Country" Nelson, and Gilbert Melendez and Diego Sanchez meet in a lightweight battle for the ages.

Also on the card is up-and-coming Tony Ferguson taking on Mike Rio and Kyoji Horiguchi taking on Dustin Pague. 

*Over 5 hours of content and bonus features 

*All DVDs in padded envelope