>>96340787
Arks of Omen was announced on Warhammer Day 2022 (Oct 8th).
This was also the evnt that announced the least two codexes of the editon (Astra Militarum and World Eaters) and the second kill team of the season (Shadowvaults: Necrons vs Kasrkin).
There is usually a preview show on Warhammer Day.
Warhammer Day 2025 will be on the first Saturday after the first Monday of October (Oct 4th). It is 7 weeks away.