I feature two recommended orders in this post — one that includes novels, video games, comics, short films and a movie and another that includes mostly comics and a few books. The mediums of storytelling in the recommended order lists start from top to bottom. Main video games(triple-A releases) include their main story and DLCs.
The recommended order for AC fanatics involving some novels, video games, short films, some of the comics and the movie:
Assassin’s Creed: Altaïr’s Chronicles(video game)
Assassin’s Creed(video game)
Assassin’s Creed: Bloodlines(video game)
Assassin’s Creed: Lineage(short films)
Assassin’s Creed II(video game)
Assassin’s Creed: Ascendance(short film)
Assassin’s Creed: Brotherhood(video game)
Assassin’s Creed: Revelations(video game)
Assassin’s Creed: Embers(short film)
Assassin’s Creed Chronicles: China(video game)
Assassin’s Creed: Forsaken(novel)
Assassin’s Creed III(video game)
Assassin’s Creed III: Liberation(video game)
Assassin’s Creed IV: Black Flag(video game)
Assassin’s Creed Reflections(comic)
Assassin’s Creed: Rogue(video game)
Assassin’s Creed: Unity(video game)
French Revolution(comic short or short film)
Assassin’s Creed: Uprising(comic)
Assassin’s Creed: Brahman(comic)
Assassin’s Creed Chronicles: India(video game)
Assassin’s Creed: Underworld(novel)
Assassin’s Creed: Syndicate(video game)
The Syndicate(comic short or short film)
Assassin’s Creed Chronicles: Russia(video game)
Assassin’s Creed: Heresy(novel)
Assassin’s Creed(film)
Assassin’s Creed Origins: Desert Oath(novel)
Assassin’s Creed: Origins(video game)
Assassin’s Creed: Origins(comic)
Assassin’s Creed: Odyssey(video game)
Assassin’s Creed Valhalla: Song of Glory(comic)
Assassins’ Creed: Valhalla(video game)
Assassin’s Creed Valhalla: Geirmund’s Saga: The Assassin’s Creed Valhalla Novel(novel)
Assassin’s Creed Valhalla: Blood Brothers(comic)
Assassin’s Creed: Valhalla(webcomic)
The recommended order for AC enthusiasts involving comics and some books that are hard to tie in alongside other mediums:
Assassin’s Creed: The Fall(comic)
Assassin’s Creed: The Chain(comic)
Assassin’s Creed: Assasins(comic)
Assassin’s Creed: Templars(comic)
Assassin’s Creed FCBD 2016 Edition(comic)
Assassin’s Creed: Conspiracies(comic)
Assassin’s Creed: Bloodstone(comic)
Assassin’s Creed: Last Descendants — Locus(comic)
Assassin’s Creed: Last Descendants series(novels)
Assassin’s Creed: Fragments series(novels)