Live from the floor at the UFC Fan Expo, Spike and the UFC officially announced the full cast for The Ultimate Fighter: Heavyweights, which premieres September 16.The talent level this season is higher than ever before and the personalities are, well, heavyweight. From ex-NFL stars to MMA champions and a street fighting phenomenon, the house may literally explode this season, but it promises to make for some damn good television.

Without further ado here are the sixteen fighters competing for your respect and a UFC contract:

Zak Jenson - standout wrestler at Augsburg College

Marcus Jones - former 1st round NFL draft pick who had a six-year career with the Tampa Bay Buccaneers

Scott Junk - Division II All-American football player at
Southwest Oklahoma State and fought in UFC 76.

James McSweeney - former international kickboxing and Muay Thai champion

John Madsen - defeated Brock Lesnar in a high school wrestling match

Matt Mitrione - played for New York Giants and Minnesota Vikings

Roy Nelson - former IFL Heavyweight Champion

Demico Rogers - high school football and wrestling star

Brendan Schaub - played for Buffalo Bills and Arena Football's Utah Blaze

Darrill Schoonover - decorated Army veteran

Wes Shivers - former member of the Tennessee Titans and Atlanta Falcons

Wes Sims- fought two heated battles with former UFC champ Frank Mir at UFC 43 and UFC 46

Kimbo Slice - former EliteXC heavyweight contender and YouTube sensation

Abe Wagner - played linebacker at Michigan Tech and has a degree in mechanical engineering

Mike Wessel - UFC veteran and former strength and conditioning coach at University of Arkansas

Justin Wren - high school All-American wrestler