That lady that makes people explode by thought from they boys . I would only need it for a few hours then just keep it as backup just incase any more Nazi's get anymore ideas. That includes the Russian ones as well.
I'm not sure how this works if it's never turned off? Are you always evolving someone's head? Like 1 person in your line of sights head explodes per second or does everyone need you just get a headache?
I mean the power is on all the time she just has to wish for them to blow up but yeah I would have go live with some monks after I did the first batch to make sure my mind is centered but I'm willing to make that sacrifice