LEGO don't currently sell the figures on there own, unless as a previous user suggested you buy a polly bag which still isn't the figure on its own. Have you seen a website called firestartoys.com ? you can buy individual minifigure parts such as arms let alone complete figures.

Heres a quick search of the site for super hereos: http://www.firestartoys.com/Shop/LEGO-Minifigures/Super-Heroes-LEGO-Minifigures.html

LEGO doesn't currently sell the figures on their own, unless as a previous user suggested you buy a poly bag which still isn't the figure on its own. Have you seen a website called firestartoys.com ? you can buy individual minifigure parts such as arms let alone complete figures.

Here's a quick search of the site for super heroes: http://www.firestartoys.com/Shop/LEGO-Minifigures/Super-Heroes-LEGO-Minifigures.html