Board Thread:General Discussion/@comment-26912075-20160401141344/@comment-25192437-20160408102201

Kaestal wrote: The sword itself might of been forged with Rukia's reiatsu, but it might of been the initial creation, not the continuation. And then it's revealed that it's not a real Zanpakuto after all. In fact, it's never really explained exactly what Ichigo's fake Zanpakuto was or exactly how it was spontaneously formed when every other Soul Reaper needed an Asauchi.