The Sentry
Marvel Knights.
The Sentry (Sentry 1-5, Sentry: Fantastic Four; Sentry: X-Men; Sentry: Spider-Man; Sentry: Hulk; Sentry vs. the Void; w Paul Jenkins; a Jae Lee et al.). [From Marvel Comics: Your name is Bob Reynolds. You prefer cartoons over CNN. You drink too much, and are thirty pounds overweight. You're afraid of heights, hate crowds, and your wife blames you for your dog's moodiness. And you know you were once a superhero. You were the Sentry. But then something terrible happened. Something that threatened all life on earth, something that caused your best friend—Mister Fantastic, the leader of the Fantastic Four—to betray you. Now it's happening again...and the Sentry must return. But at what cost?] 
Reborn (8-issue mini; w Paul Jenkins; a
John Romita Jr.). [From Marvel Comics: FROM THE PAGES OF NEW AVENGERS-THE GOLDEN GUARDIAN OF GOOD IS BACK! He's the most powerful super hero in the Marvel Universe, a forgotten legend from a time gone by, reawakened and reborn in the world of today. So why is the Sentry his own worst enemy? Featuring the New Avengers, the Hords of Attuma, Terrax the Tamer and more!] 