Thread:SpiritedDreaming/@comment-24857712-20150927024310/@comment-26397825-20160104010350

...None of those options sound suitable for a blade that was made a good decade before the start of the show at minimum, which means their technology wouldn't be as advanced, or just plain sounds impractical/not really have a reason for it being there, or sounds like an enchantment.

Why do you want a radiation tool use for brain tumours? What use would it have over a standard sword in combat?