Madden NFL 15 Ultimate Team Video & Player Ratings
Calvin Johnson - Wikipedia
Seahawks CB Richard Sherman wins Madden NFL 15 cover vote - Sports Illustrated
Sherman and Newton Reach Madden NFL 15 Cover Vote Finals - ESPN Press Room U.S.
Richard Sherman: More than the Game of Football
Madden NFL 15' Cover Vote Winner: Richard Sherman Revealed for New Game, News, Scores, Highlights, Stats, and Rumors
The Madden Cover Curse: Proving It's Fake, by Marc Price, The Baseline
New 'Madden': Deal done in ink - ABC30 Fresno
Ranking every 'Madden' cover, from best to worst
All Madden NFL cover athletes since 2000
The NFL's biggest one-hit wonders - The Athletic