Strikeforce Challengers 20: Britt vs. Sayers was a mixed martial arts event held by the Strikeforce. The fourteenth Challengers episode took place on November 18, 2011 at Palms Casino Resort in Las Vegas, Nevada.
Lumumba Sayers
Antwain Britt
Ronda Rousey
Julia Budd
Adlan Amagov
T.J. Cook
Derek Brunson
Nate James
Matt Ricehouse
Bill Cooper
King Green
James Reese
Quinn Mulhern
David Hulett
Andreas Spang
Willie Parks
Trevor Smith