Assassin's Creed III Achievements Are Online - Game Informer

There are 50 of them, and only four of them are secret. There may be spoilers in the list below so read with caution.

Assassin's Creed III - Game Informer

Assassin's Creed: Mirage, Assassin's Creed Wiki

Assassin's Creed® Valhalla Complete Edition

Assassin's Creed: Revelations - Wikipedia

Assassin's Creed 3 - Original Gamer Trophy/Achievement Walkthrough

Assassin's Creed Rogue is single-player only

Assassin's Creed: Forgotten Temple, Assassin's Creed Wiki

Assassin's Creed: Revelations Achievements Revealed - Game Informer

The World Of Assassin's Creed III - Game Informer