DUDE THAT IS SUCH A COOL SOUND! DID YOU MAKE THAT YOURSELF!? The metallic one! It is so cool!
Edit : AHA! That was a test. We both know it was from a black octopus sounds preset pack lol.
Look : https://youtu.be/0xiZWrgS3Uw?list=PLVPm7wRDHP13RhzitJtvX2IZgPccGH-m2&t=203