Key Players: QB Sam Bradford, WR Danny Amendola, LB James Laurinaitis

Key Acquisitions

49ers: RB Brandon Jacobs (Giants), WR Mario Manningham (Giants), WR Randy Moss (Titans 2010)

Seahawks: QB Matt Flynn (Packers), WR Braylon Edwards (49ers), DT Jason Jones (Titans)

Cardinals: G Adam Snyder (49ers), LB Quentin Groves (Raiders), CB Williams Gay (Steelers)

Rams: WR Steve Smith (Eagles), C Scott Wells (Packers), T Barry Richardson (Chiefs), DT Kendall Langford (Dolphins), LB Jo-Lonn Dunbar (Saints), LB Rocky McIntosh (Redskins), LB Mario Haggan (Texans), CB Cortland Finnegan (Titans)

Key Rookies

49ers: WR A.J. Jenkins, RB LaMichael James

Seahawks: QB Russell Wilson, DE Bruce Irvin, LB Bobby Wagner

Cardinals: WR Michael Floyd, T Bobby Massie

Rams: DT Michael Brockers, WR Brian Quick, CB Janoris Jenkins