Resources

Inspiration! 
What is the world if not a boost for you mind?

Round Tablet: http://theroundtablet.com/ Party, but do it hard.
Creative Uncut: http://www.creativeuncut.com/ Video Game concept art.
Fantasyart101 (Tumblr): http://fantasyart101.tumblr.com/ A lot, and i mean, a lot of good stuff from various artist featured there.
Sense Of Sensuality (Tumblr): http://senseorsensuality.tumblr.com/ Sexy, epic and great art!
FZD page: http://www.fengzhudesign.com/ Too much for a living being.
Nuting But Mechs: http://nuthinbutmech.blogspot.com/ The name says it all. Amazing mech art there!

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Tutorials and brushes!

Video Tutorials:

FZD Desig Cinema: http://www.fengzhudesign.com/ tutorial... Damns!
Concept Cookie: http://www.youtube.com/channel/UCK-FyplW40x3bKQnkQaPPiA
IDrawGirls: http://www.youtube.com/channel/UCkuerBkKrdh-eYzTENy4PXw
Sinix: http://www.youtube.com/user/sinixdesign
Scott Robertson: http://www.youtube.com/user/scottrobertsondesign
ImagineFX: http://www.youtube.com/user/imaginefx

Brushes:

Pandemonium Brushes: http://www.pandemoniumart.net/brushes/

Reference Pack (Shapes and machinery): http://www.mediafire.com/download/n77j2sd51nq729w/Cool_Shapes.rar

Hope this can help or entertain somebody. Thanks for the love and share this with your art friends, so they can enjoy as well.