Wanna look like an Iron Man!! If Yes, then here is an Arc reactor with 3D effects for you, as shared by Nbitwonder member George . You can find some other truly impressive arc reactor builds available from different makers.
George‘s open source design is highly impressive and amazing with 3D effects. In his post he shares his design starting from scrap to final integrated design. His arc reactor core is based on the 11 blue SMD LEDs. Complete STLs, Google Sketchup Models, and EagleCAD files for this crazy Arc reactor is available at Thingiverse.