Collect All Feathers.

Throw a Long Weapon, Heavy Weapon, and Smoke bomb more than 10 m at a guard.

Double Assassinate from a parachute.

Train a recruit up to the Rank of Assassin.

Complete DNA Sequence 4.

Destroy the Naval Cannon.

Destroy the Machine Gun.

Recruit 3 Assassins.

Achieve 100% Synchronization in any Sequence other than Sequence 1.

Renovate 5 buildings in the Antico district.

Steal 5 horses from their riders, while remaining on horseback.

Discover the Shrine in Il Colosseo.

Kill a guard with a broom.