Complete Retro 5 without taking damage

Stored 15,000,000 Mana in your Mana Bank

Player has built 100 houses

Use a Sly disguise in Venice

In any one-player mode, with any pitcher, strike out the side using the same pitch for each "out" pitch.

Score 3 kills in 15 seconds in Survival mode.

Unlock a Prize.

From the front door of the church, make it to the crow’s nest in 240 seconds in Chapter 5: Heartland

You raised a Pet to its maximum potential!

Drive for at least 200 Km (124 miles) in Single Player mode with the same team.

Finish Doctor Proton

Get all Hidden Blades, Item Pouches and Armor upgrades for Ezio.

Complete DNA Sequence 10.