Best Superhero Movies (Marvel & DC)
The Dark Knight
Superman (I include II as it is part of a specific epic)
The Avengers
Spiderman 2
Batman
Batman Begins
Fantastic Four: Rise of the Silver Surfer)
Captain America First Avenger
Hulk (Ang Lee*)
The Amazing Spiderman
Honorable Mention: the first half of XMen 2.
*Ang Lee's Hulk wasn't great in the comic action sense, but actually had a complex-psychological story, and at its core, that's what the Hulk stories that truly understand the character are really about.
List subject to revision.