Successfully complete the indicated challenges to unlock the corresponding bonus:
Submitted by: karlmark Challenge Unlockables Use your hidden blade to kill five of them within five seconds to get the 'I Can See You' and 'Lightning Strikes' Achievements / Trophies. Once they are standing close together, throw a Smoke Bomb, and jump down to the courtyard.
Use a Cherry Bomb to get them to stand close together. Go to the Fatih Camii building (travel there by using a tunnel entrance). How to Get 'I Can See You' and 'Lightning Strikes' In the Main Menu you can sign into Uplay.