A Cutting Edge achievement for the Dawn of the Infinite megadungeon has been added in the latest Patch 10.1.5 build.
The achievement requires players to defeat all bosses on Mythic difficulty before Season 3 begins. The achievement rewards the “of the Infinite” title.
Defender of the Timeways – Defeat all bosses in Dawn of the Infinite on Mythic Difficulty before the release of the next raid tier.
Defeat Manifested Timeways
Defeat Blight of Galakrons
Defeat Tyr, the Infinite Keeper
Defeat Time-Lost Battlefield
Defeat Chrono-Lord Deios