How to open the Cliffside Gate door in Metroid Prime 4: Beyond
via polygon.com
Short excerpt below. Read at the original source.
Metroid Prime 4: Beyond‘s Cliffside Gate door is an early lesson in how Viewros’ psychic locking mechanisms work. The big gate looms over you with two empty psychic mote sockets and no evident way to extract said motes from anything nearby. At least, if you’re looking through mundane eyes.