Days between patch since Vanilla (Source : Judgehype ) : r/wow
WoW Expansion Timeline - Release Days, Announcement Days & Announced Release Day Comparison : r/wow
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Shadowlands launched 350 days ago. 350 days into Mists of Pandaria, 5.4 (Siege of Orgrimmar) was released, the final major patch of MoP. : r/wow
WoW: Dragonflight Pre-Patch Release Date - Everything We Know
Dratnos and Tettles Discuss WoW Patch Cycles - Content Timeline and Droughts - Wowhead News
Taliesin & Evitel on Twitter: "So 9.0 is the longest opening patch in WoW expansion history at 218 days For context, it took Warlords of Draenor 223 days (3 days more) to
World of Warcraft: Shadowlands Patch 9.2.5 Release Date | GameWatcher
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Patch 9.1.5 Release Date Is November 2nd (US) / November 3rd (EU) - Wowhead News
Patch Timeline - From Vanilla to Shadowlands 9.1 : r/wow
WoW expansion dates | Sivation's musings about WoW… and cooking
World of Warcraft Patch 10.0 Release Date | GameWatcher
Major patch and content lengths of each expansion through Warlords of Draenor (6.3) : r/wow