Knowledge Is Power

Knowledge is Power is a memory in Assassin's Creed II.

Description
During Venice's legendary Carnevale, Ezio visited his friend Leonardo asking for a spare mask he can temporay use to hide his idenity during the event. Ezio also gave Leonardo more Codex pages for him to take a look. Leonardo then recognized the pages as designs for the Hidden Pistol. After Leonardo constructed the device he put up three dummies for Ezio to practice on. After testing his new weapon he thanks Leonardo, puts on the Carnevale mask, and heads on to the streets.

Outcome
Ezio gets the Hidden Gun for the first time. Ezio is given a mask to keep him incognito.