Since a non-negligible number of people don't seem to be aware of this: Legion Timewalking's Mage Tower will NOT award the coveted Artifact weapon appearances. : r/wow
Shadowlands: The Mage Tower Returns Permanently — World of Warcraft — Blizzard News
Druid Mage Tower | WildeheartLife
Mage Tower in Legion Timewalking | World of Warcraft GamePlay Guides