I would definitely say protank II with the darth vador light saber mod. and Will throw in an Eclypz for good measure.
I would like a couple more of these:
http://www.rtdvapor.com/aw-imr-18650-3-7v-2000mah/
And one of these:
http://www.rtdvapor.com/xtar-vp4/
...to make my life just that much easier.