...Quarterback Brett Favre #4 of the Minnesota Vikings is sacked in the pocket by defensive end Mario Williams #90 the Houston Texans at Reliant Stadium on August 31, 2009 in Houston, Texas

PITTSBURGH - SEPTEMBER 7: Quarterback Ben Roethlisberger #7 of the Pittsburgh Steelers is sacked by defensive lineman Mario Williams #90 of the Houston Texans at Heinz Field on September 7, 2008 in Pittsburgh, Pennsylvania. The...

It's time for Mario Williams and the Houston defense to step up to the level of the offense

OAKLAND, CA - DECEMBER 21: Defensive end Mario Williams #90 of the Houston Texans runs in pursuit in a 27-16 loss to the Oakland...

Zoom Gallery: Top 25 Individual Seasons of All-Tiime

High res photos of the 25 greatest individual achievements in sports.

Ivory Williams, right, wins the 60-meter dash ahead of Trell Kimmons, center, and Mario Forsythe, left, at the Reebok Indoor Games athletics meet, Saturday...

...Titans, Ray Rice of the Baltimore Ravens, Chris Johnson and Vince Young of the Tennessee Titans, Mario Williams of the Houston Texans. (bottom row L-R) Brian Orakpo of the Washington Redskins and Mike...

HOUSTON - NOVEMBER 18: Defensive end Mario Williams #90 of the Houston Texans rushes against the New Orleans Saints on November 18, 2007 at...

CLEVELAND - NOVEMBER 23: Quarterback Brady Quinn #10 of the Cleveland Browns drops back to pass against Mario Williams #90 of the Houston Texans at Cleveland Browns Stadium on November 23, 2008 in Cleveland, Ohio...

...left to right): Peter Holt, Andrew Gaze, Antonio Daniels, Steve Kerr, Avery Johnson, Jaren Jackson, Mario Elie, Brandon Williams, Russ Bookbinder, Lawrence Payne. Middle Row: R. C. Buford Mike Brungardt, Clarence Rinehart. Back Row...

...Pittsburgh, PA, USA; Pittsburgh Steelers running back Rashard Mendenhall (34) avoids Houston Texans defensive end (90) Mario Williams in the second half of the game at Heinz Field. Pittsburgh won the game, 38-17...

...the Titans 13-10. (Photo by Scott Boehm/Getty Images) OAKLAND, CA - DECEMBER 21: Defensive end Mario Williams #90 of the Houston Texans charges off the line of scrimmage during a NFL football game...

2006 NFL Draft NEW YORK - APRIL 29: NFL Commissioner Paul Tagliabue, Mario Williams, A defensive end from North Carolina State, and Houston Texans owner Bob McNair after the Texans...

...wide receiver (11) Roy Williams against the Seattle Seahawks at Texas Stadium. Dallas defeated Seattle 34-9. 2- Oct 5, 2008; East Rutherford, NJ, USA: New York Giants wide receiver Mario Manningham (82) runs with...

1- 07 September 2008 - Roy Williams (38) of the Dallas Cowboys during the Cowboys...Rutherford, NJ, USA: New York Giants wide receiver Mario Manningham (82) runs with ball after a reception...