As Sundown said, the second is more dynamic. The first isn't bad, but I looooove the fighter-girl
Why don't you draw/edit the two girls together (back-to-back, perhaps, with the cute little fighter-girl on the right side?), each colored differently?
Edit:
Made a quick pic:
http://nuclearstomach.bigpolley.com/images...terry/test1.jpg
Edit 2: Sorry about size