SYSTEM OF A DOWN ATWA Apr 1, 2016 Cover, Cover ATWA, Cover Metal, Cover Rock, Cover System Of A Down, System of a down, Toxicity, COVER BASSE. Like 0 Thanks! You've already liked this « System Of A Down – Lonely Day | w/ Piano |Cover (Falsetto) | HypeForSaken » System of a down – Holy Mountains cover Mr.Growling