On August 27, Ubisoft announced that it intends to release a remake of Heroes 3 by 2027, developed in-house.
Facts stated by the developers:
the game will include 2 expansions: Armageddon's Blade and The Shadow of Death
9 factions
the original campaigns will be available
network play for up to 8 players, including hotseat
a map editor will be available, and it will have the ability to import maps from the original Heroes
Currently, screenshots and videos showing what the gameplay will look like are available.
Castle of Humans
Conflux Castle.
Siege of a castle
Spell book on the game map
Videos from campaigns
Official project page on Steam.
Trailer (also available in attachments for those who cannot access YouTube)