Will there ever be a JRPG as well known as FF7? A FF7-Killer, if you may.

[Majin-Tenshinhan]

Honestly? No. I don't think there ever will. Though I personally think many JRPGs that came before and after FF7 are more worth your time, I don't think there'll ever be a JRPG with the same level of impact that FF7 had.