Black Swan Megadeth – Cover By Valkyria Dez 7, 2016 Black, Cover, Cover Black, Black Swan Megadeth – Cover By Valkyria. Like 0 Thanks! You've already liked this « BANG BANG BANG – BIGBANG [Dance & Voice Cover by Valkyria] » Big Bang-Gara Gara Go (dance cover by Valkyria) K-pop & K-food Fest Mexico