Altaïr Ibn-La'Ahad reforms the Brotherhood into the organized form seen in later centuries.

Bayek of Siwa and his wife Aya found the "Hidden Ones," the early precursor to the Assassin Brotherhood.

Formerly the Order of the Ancients, they believe humanity is inherently chaotic and seek to achieve peace through total control and order. The Sci-Fi Foundation: The Isu

The story of Assassin's Creed is a multi-layered saga that blends real-world history with a sprawling science-fiction conspiracy. At its core, the series follows the eternal, secret war between two factions—the and the Templar Order —each fighting for the future of humanity. The Core Conflict

Ezio Auditore da Firenze, perhaps the most famous Assassin, spends his life hunting the Borgias across Italy to protect the Creed.

The two groups represent diametrically opposed philosophies:

Driven by the creed "Nothing is true, everything is permitted," they fight for absolute individual freedom and free will.

In the modern-day storyline, characters use a machine called the to relive the "genetic memories" of their ancestors. This allows the modern-day Assassins (like Desmond Miles or Layla Hassan) to search history for the locations of hidden Isu artifacts before the Templars—who operate today as the massive corporation Abstergo Industries —can find them. Historical Milestones