[X] Maki decided to keep the sword for herself, claiming the finder's keepers to her teammates. It was kinda cool and while not as flashy as her usual explosions, it was loot from a tomb of a dead king and that was what counted.
[X] Izumi had an older brother who was a hardcore LARPer. While she herself thought it was kinda silly, she was quite understanding of her brother's hobbies and figured the sword would make for a great early birthday present for him.
[X] Naomi knew a guy that owned a pawn shop and dealt in ancient artifacts and the likes. She was a bit tight on cash this month so she convinced her friends and teammates to let her have the sword. She promised she would treat her team to ice-cream with the money she got from it.
[X] A team of magical girls on the trail of their current nemesis. While seeking out their enemy, they have somehow found themselves in a strange place that could only be some kind of special secret base that belongs to their enemy. Having determined that they are in enemy territory, they are prepared to delve deeper and defeat their enemy once and for all.
[X] A force of nature bound to their blade - Almost nothing can withstand the march of time. Their body is naught but a fossil, nothing more than dust and stone held in place by the chains that were laid upon them by the enemy. Instead, the soul still burns brightly, the mind still remembers, and the heart still beats in the weapon that had been sealed alongside them. It only needs someone to wield them.