Echo wins latest WoW Race to World First, becomes first guild to clear Mythic Sanctum of Domination raid without a single player dying - Esports News UK
World of Warcraft guild Echo wins the race to World First completion of raid encounter. (More info in comments). : r/LivestreamFail
Echo Isles - Liquipedia Warcraft Wiki
Where In Warcraft? Ep. 2 - Meeres & Zaelia | Echo Versus Series - YouTube