Intriguing Alternate 'Avengers' Action Sequence Animatics

It's always fascinating seeing how things changed and developed during the filmmaking process. 

And there's a lot to discover in these Avengers animatics by Federico D'Alessandro.

Like that tiny doodle of the Wasp - which is probably less telling than the hint that J.A.R.V.I.S. may lead to Ultron. 

Via ComicBookMovie.com. Even more action sequence animatics for Iron Man 3,  

Captain America, and Thor @ Federico D'Alessandro's Potfolio Site

Des Taylor Superman Art Stars in a Fleischer Homage Animatic

By/via Des Taylor

Impressive IRON MAN 3 Mansion Attack VFX Sequence Animatic

Superb animatic by Lead Storyboard Artist and Animatics Supervisor Federico D'Alessandro created to pre-visualize one of the major effects sequences in Iron Man 3. via /Film

The Coolest "Avengers" Concept Art Of The Day - Animated Storyboards by Jane Wu

 (Now updated with embedded clips via io9 or use the image links)
You'll have to click the images or links to view the animatics (animated storyboards) but they are so worth it!

I've always loved the quick visual shorthand of storyboard art, but these animatics shared Jane Wu are just terrific! You can really see how they lay the groundwork for what ultimately becomes realized in the final film.

Black Widow Animatic

Hulk & Thor Animatic

 Via Jerry Beck @ Cartoon Brew. More of Jane Wu's animatics portfolio here.