> Over an 8-hour work shift, an average, healthy, well-fed and motivated manual laborer may sustain a mechanical power output of around 75 watts. < https://en.wikipedia.org/wiki/Human_power So producing light, starting a fire, maybe pushing something, all plausible if you had a magic eye or whatever. Wrapping a starship in force field that can stop a nuke, is not. I dunno what the magic equivalent of a nuke is, but it'd require just as much research & infrastructure to make. #ttrpg #magic