Immortality. 
Lightening or the thing of thunderstorms yeah that works. Kehehehe I’d get to zap people’s ass and they wouldn’t know who did it, though me laughing might give it away, doh!
Either that or to be ultra sexy bringing all the boys to their knees oh yeah! However there could be some disadvantages…crap
Ms. america pageant mode: To bring about peace and world peace to mankind blink and twinkle of eyes
I would love to have the ability to fly, and to control the air.
Hmmm…
Summoning…
That would be cool. So what if you can control the elements and stuff. I summon something that’s better than you at doing that. 
But I would like to be the same kind of summoner was when I was a member of TAFMUR.
A really crappy one. About 70-80% of all my summons were horribly random.