Legends of Amberland III: The Crimson Tower is scheduled to be released 2nd March 2026 on PC (Steam and GOG).
Official announcement: https://www.silverlemurgames.com/2026/02/13/legends-of-amberland-iii-is-coming-2nd-march-this-year-on-pc/
https://store.steampowered.com/app/3823520/Legends_of_Amberland_III_The_Crimson_Tower/