Obtain level 50

Collect all other trophies.

Kill 5 guards with a scaffold after they have been stunned by caltrops.

Assassinate 50 guards with the hidden blade.

Have a guard incapacitate 3 civilians while he's poisoned.

The police want you dead. Survive for 10 minutes!

Find all of the Playboy magazines.

Kill three guards simultaneously with only throwing knives.

Kill 5 enemies in rapid succession with a headshot.

Finish the story on Medium difficulty level or higher.

Complete Chapter 14.

Pay a visit to an old friend.