Why Did Mother Brain Only Use Mature Larval Metroids? - Metroid Lore

I also once thought why Mother Brain never used other Metroid forms, so I looked it up a while ago. Some Social Connections (More to Come) The Twitter - https://goo.gl/BAxPQd The Metroid Amino - https://t.co/bsP4UXpxZu People to thank Metroid Database for the Intro Pictures Their Site - https://www.metroid-database.com/bestiary/ Zaxiade for Metroid Theme - Dubstep Remix His video - https://goo.gl/aNkHou SharkByte for my banner art His Channel - https://goo.gl/mpy656 Onion Skin for the Profile Picture His Channel - https://goo.gl/4dfpPA