This article is a stub. You can help the Gradius Wiki by expanding it. Thunder Mu (サンダーミュー?) is an enemy in Salamander, appearing in the second stage, Meteorite Space. Attack patterns Thunder Mus fly in circles and make flashing lights which can confuse the player. Retrieved from "https://gradius.fandom.com/wiki/Thunder_Mu?oldid=25738" Categories: Article stubs Enemies Salamander enemies Community content is available under CC-BY-SA unless otherwise noted.