Heavyweight: 206-265 lbs.

Alistair Overeem and Paul Buentello compete for the inaugural Strikeforce heavyweight championship.

Alistair Overeem
Paul Buentello
Submission (knee to the body) @ 3:42 of R1
Strikeforce: Four Enter, One Survives

Brett Rogers
TKO (punches) @ 3:40 of R1
Strikeforce: Heavy Artillery

Alistair Overeem vacates the Strikeforce heavyweight championship after receiving an unconditional release from the promotion.

Daniel Cormier and Josh Barnett compete for the Strikeforce heavyweight grand prix championship.  The title can be considered that of an interim championship in concept and thus will be recognized as such.

Daniel Cormier
Josh Barnett
Decision (unanimous) @ 5:00 of R5
Strikeforce: Barnett vs. Cormier

Strikeforce ceases operations and folds on January 13, 2013 after being purchased by UFC parent company Zuffa and ultimately merged with the UFC.