Completed "Among the Stars"

Find all 100 treasures

Find 80 treasures

Find 60 treasures

Defeat 75 enemies in a row without dying

Defeat ten enemies in a row with a single punch, after softening them up with gunfire

Defeat 50 enemies with the Micro - 9mm

Defeat an enemy with one shot.

Stage 2-4 cleared

Kill 500 Helghast Soldiers

Wear the Auditore cape in each city.

Collect all the Feathers.