Ubisoft has officially announced that Assassin’s Creed Mirage is receiving a major free update titled “Valley of Memory,” set to launch on November 18, 2025. The expansion marks the largest content addition to the game since its release, giving players a brand-new region to explore, a fresh storyline cantered around Basim, and several long-requested gameplay improvements.

The new story takes place in AlUla, a beautifully realized valley region inspired by real-world Arabian landscapes. Players will follow Basim as he journeys beyond Baghdad after learning that his long-lost father may still be alive. What begins as a personal quest quickly unfolds into a larger mystery as he uncovers an ancient threat buried within the valley’s ruins. Ubisoft describes it as a “journey of memory and identity,” one that ties directly into Basim’s transformation and his connection to the Isu.

In terms of gameplay, Valley of Memory expands on Mirage’s tight stealth mechanics with new assassination contracts, side quests, and black box missions. The update also introduces a new system called Animus Sequences, allowing players to replay past missions with optional modifiers and challenges for unique rewards. Fans of classic Assassin’s Creed titles will appreciate the addition of manual jump controls and refined parkour movement, which aim to make climbing and navigation feel more responsive.

Ubisoft is also rolling out a set of difficulty customization options. Two new difficulty levels Hardened and Ultimate will push stealth and combat to their limits, while new tool upgrade tiers and a secondary Engineer skill tree provide more room for experimentation. These refinements extend across both the base game and the new region, making the entire experience smoother and more flexible for returning players.

Beyond the gameplay, Valley of Memory focuses heavily on atmosphere. AlUla is filled with shifting sands, hidden tombs, and bustling market towns, offering a visual contrast to Baghdad’s dense urban sprawl. The developers say the update was built to encourage exploration and environmental storytelling,