Justice Society

JediKermit made a number of members of the JSA.

Nananananananana Batcave!

Orion Pax made this amazing rendition of the Adam West Batcave. Also take a closer look at his Batmobile.

Avengers assemble!

Dunechaser made the Avengers using a variety of custom elements.

Riddle me this, Batman

Indyman09 brings us a re-imagined Riddler.



He also made this little speeder.

Batpod

Casey McCoy made this great Batpod, and he's planning on using it for a stop-motion film.

Pouch

Helenapuck made this pouch for her son to carry his Nintendo DS. She asked her boys what they wanted on their bags, and Jakob chose LEGO Spider-Man.

Avengers assemble

John F made this great Captain America.

More heroes from Mike Napolitan.

Batman

Mike Napolitan has been busy, making more hero scenes, some for the contest at legosuperheroes.com.

Quick change artist

I wonder if this scene from Legoland Windsor was put there as a little hint that they were about to announce the DC license.

Batman

This Batman sculpture was also built by LEGO professionals. I'm not sure where it was on display recently, but I think it was first produced in promotion of the LEGO Batman video game.

Batman

... while this Batman sculpture was on display at Brick Fiesta. It was built by a 13 year old.

Batman

This Batman sculpture was on display at the San Diego ComicCon. It was built by LEGO professionals ...

Batmobiles

Flash made several variants on the Batmobile.

Wayne Tower

Brucewaynelego made this Wayne Tower and Batmobile.

Dynamic duo

I think this Batman scene was from promotional material for the video game.

Silver Surfer

This Silver Surfer wallhanging was made by Brucewaynelego, an appropriate name for someone making comic-themed MOCs.

Kickin A'

Not technically from a comic, but Iain Heath, aka Ochre Jelly, of The Living Brick made Kick Ass and Hit Girl.
-Oops- As pointed out in the comments, I guess the movie was based on an actual comic.
-One more edit- I've also corrected the builder, above.

Batmobile

Sebulba56 made this Batmobile.

Reed Richards

One last from Mike Napolitan for now: Mr. Fantastic. Check out his photostream for more.