Here is Spartacus:

Link: http://i47.tinypic.com/sg2xrp.png

And Dragon:

Link: http://i45.tinypic.com/mrpa43.png

And DK, I could give you some videos on youtube, thats how i learn then i got better by playing around

Video:
[video=youtube]http://youtube.com/watch?v=x21Av8zopRM[/video] Its simple, but if you want animated like mine

Animated Video:
[video=youtube]http://youtube.com/watch?v=atGAjrXARKM[/video]

All you need is Adobe Photoshop Cs5. There are 6 version, the latest is Cs6, i haven't downloaded it yet, i'm still on Cs5.