Richard Sherman Autograph, signed in green, on a blue Seattle Seahawks Authentic Speed Full Size Helmet. This special edition Super Bowl Champion XLVII is complete with Mill Creek Sports COA and Sherman Hologram. Richard Sherman is a cornerback for the San Francisco 49ers of the National Football League. Sherman won a super bowl as part of the 'Legion of Boom' defense of the Seattle Seahawks, who drafted him out of Stanford in the fifth round of the 2011 NFL Draft.