I can make stuff. Energy constructs - won't help with the food situation, and I have to be able to give it at least a little of my attention to keep things going, but we need gear, I can do gear, as long as you don't mind it being a little...flashy.

[ When everything you do is bright green and glows: life as a Green Lantern. ]

I'm also pretty good at beating the crap out of things. That usually comes in handy.