Input (grade 13): Metroid Prime Hunters (/O2006/O): When the Federation receives an unusual telepathic message, Samus is sent to the remote Alimbic Cluster in the Tetra Galaxy to uncover the rumored "Ultimate Power".
Output (grade 11): Samus returns to Zebes in Super Metroid after a monster called Ridley captures the baby Metroid and brings it there for his master, Mother Brain.