Walkthrough / FAQs / Guides 7 Chart 49:Acquiring two missiles Chart 50:Switch to the Ice Beam. Chart 51:Obtaining three missiles Chart 52:Return to Brinstar Chart 53:Let's head to Tourian. Chart 54:METROID Chart 55:Proceed through the interior of Tourian. Chart 56:Zebetite Chart 57:Mother Brain Chart 58:Escape