"UFC Main Events" airs head-to-head with "Strikeforce: Fedor vs. Rogers," both events starting at 9:00 p.m. ET/PT.
Fedor vs. Rogers marks Strikeforce's debut on CBS and Fedor Emelianenko's first fight for the promotion.
Spike and the Ultimate Fighting Championship have lined up four of the UFC's most highly regarded fights of the year from its three most recent pay-per-view events, highlighted by Randy Couture vs. Antonio Rodrigo Nogueria.
The fights airing in the UFC Main Events telecast include the following:
UFC 102: RANDY COUTURE vs. ANTONIO RODRIGO NOGUEIRA
This highly-anticipated battle featured UFC legend and former heavyweight and light heavyweight champion Randy Couture against former Pride heavyweight and then UFC interim heavyweight king Antonio Rodrigo Nogueira.
UFC 103: VITOR BELFORT vs. RICH FRANKLIN
A battle of veteran former UFC champions featured former light heavyweight champ Vitor Belfort returning to the Octagon against former UFC middleweight champ Rich Franklin.
UFC 101: B.J. PENN vs. KENNY FLORIAN
Lightweight champion B.J. Penn, in his second title defense, took on top contender Kenny Florian in a battle of Brazilian jiu-jitsu experts.
UFC 101: FORREST GRIFFIN vs. ANDERSON SILVA
UFC middleweight champion Anderson Silva moved up in weight class for a non-title bout against former UFC light heavyweight champ and "The Ultimate Fighter 1" winner Forrest Griffin.