The Festag Update

 is an update for Total War: Warhammer II which released on 29th January 2019. It followed the Aye-Aye! Patch.

Patch notes

 * https://www.totalwar.com/blog/the-festag-update

Outdated
Beta patch notes released December 11, 2018: https://www.totalwar.com/blog/the-festag-update-beta

Updated beta patch notes released January 22, 2019: https://www.totalwar.com/blog/the-festag-beta-update-updated