A game mechanic that defined the series was the Notoriety system. In , players had to manage their "Wanted" level. Committing sins in public would tear down posters, bribe heralds, or kill corrupt officials to lower Ezio's profile. This created a dynamic loop between open combat and social stealth.
From a gameplay perspective, the sequel addressed every major criticism of the original: PC - Assassin-s Creed II