As far as geeky banjo players go, Banjo Guy Ollie is one of the most talented you can find online, especially when it comes to covering songs from various video games. Check out his cover of “Unbreakable Determination,” the theme song from stage 4-2 of the original Ninja Gaiden that was released in 1988 on the original Nintendo Entertainment System. For those who’ve never heard the original song, here it is: