This begins from September 2021 in agreement with the developers. Don't start any conversation about them anywhere else so that you don't spoil other people. They should only be discussed with spoiler tag on Discord. The spoilers below were unofficially leaked from Liam's stream in August 2021 and subsequent discussions on Discord. There will be 3 new documentary missions and 1 new formicarium challenge. There is no confirmation if they can be playable or not. The fifth tier will feature world's largest termites ( Macrotermes bellicosus) with new food processing mechanic that is somewhat similar to leafcutter ants. New maps will be made for freeplay: Sand Spit, Archipelago, Imprisoned, Strawclutch and Wetland. You can choose the location of your nest. They can run on top of water and attack bridges directly.
Six-spotted fishing spider ( Dolomedes triton) are challenge mode enemies for fire ant missions. Interim updates Six-spotted fishing spider