Celtic Frost – Circle Of The Tyrants (bass cover) Jun 9, 2015 Cover, Cover Black Metal, Cover Celtic Frost, Cover Circle Of The Tyrants, Cover Metal, Morbid Tales, To Mega Therion, Celtic Frost. Like 0 Thanks! You've already liked this « Into the Crypt of Rays by Celtic Frost cover » Celtic Frost – Dethroned Emperor (guitar cover)