In the extant myths of the Norse people and in the archaeological record alike, Mjölnir seems to have had several meanings. From its creation by dwarves to Bronze Age rock carvings, through the Christian conversion of Scandinavia to Thor's dressing as a bride after its theft by a giant, and into the mythic aftermath of Ragnarök, Mjölnir's symbolism reverberated through time.
But it was going to be an uphill struggle to get a new PS1 RPG any traction, even one made by Star Ocean 2 developer Tri-Ace. The Dreamcast was already out, the US launch of the PS2 was less than two months away, and Squaresoft had dropped Chrono Cross, a follow-up to the beloved Chrono Trigger, a couple of weeks earlier.