Anno 2070 Serial Number List

Public serial number lists for modern Ubisoft games like Anno 2070 almost never work and carry significant risks:

Legacy Issues: If you have an old retail key that Ubisoft Connect doesn't recognize, support can often "convert" it to a digital entitlement if you provide proof of purchase.  Anno 2070 Serial Number List

Finding your serial number depends on whether you purchased the game through Steam or the Ubisoft Store. Because this older title often requires manual key entry during its internal activation process, a "list" of keys is not publicly provided; instead, you must retrieve your unique personal key from your account. Gamesplanet 1. Finding Your Key in Ubisoft Connect (PC) Public serial number lists for modern Ubisoft games

Official Digital Stores: The safest route is purchasing directly through Ubisoft Connect or Steam. During seasonal sales, the Complete Edition (which includes all DLCs like Deep Ocean) often drops to a very low price. Gamesplanet 1