Assassin's Creed III Remastered

You can obtain this by pickpocketing everyone around you like a kleptomaniac or you can do it the fast way. To do this quickly get full notoriety as the Assassin Persona, then bribe a magistrate 2250 écu to clear your notoriety. Once you have done this pickpocket the money back. Just do this a few times and you will have the achievement.