Bejeweled Blade Intrest Check.

[Undyne]

Sounds awesome Custom quests to travel the Omniverse and bring some of yourself into it are an awesome idea. Although considering that there's 14 jewels you are unlikely to ever gather more than half, let alone all of them, unless you avoid all fights for some reason.

Well, the more times you get the sword, the more gems you get to keep when you get it again. It's meant to keep people progressing, while also circulating the sword frequently.

Sounds like a living Artefact