The first new Operations mission is coming to Warhammer 40,000: Space Marine 2 later in October, and it'll feature the ever-hungry Tyranids.

source https://www.windowscentral.com/gaming/the-tyranid-invasion-of-kadaku-is-ending-the-first-warhammer-40-000-space-marine-2-post-launch-operations-mission-is-coming-in-october