If you want to pull apart a program to see how it ticks, you’re going to need a disassembler. [Ricardo Quesada] has built Regenerator 2000 for just that purpose. It’s a new interactive disassembler ...

Unlike the medium route, there is a a hard route path you can take from beginning to end. From Corneria, use the alternate exit (down the Attack Carrier) to get to Sector Y, then Aquas, Zoness, Sector ...