That's pretty much what I would advise too: basically, think about what the effect should be rather than necessarily what the method is and you'll have more success. Hmm. Okay; they're petty versatile though. Covering the potential applications might require lots and lots and lots of powers. Earthb...

Hmm. okay;

What about things that can be used for more than just as attacks?

For instance, Earthbending, or for something even more extreme, FMA style Alchemy Transmutations.

Okay, so I get that character creation is based on advantages and disadvantages, I'm just having a hard time figuring out how you build power-sets. Here are three examples of settings I would like to try to use it for, but I can't wrap myself around HOW: >Fullmetal Alchemist. >Street Fighter. >Avata...