Hello hackers_
Did you already check or cosplay guides for Marcus, Wrench, Sitara on the official Watch Dogs website? If not, below all the direct downloads:
Marcus_guide
Wrench_Guide
Sitara_Guide
We also recommend to have a look at this awesome fan-made step by step guide for the Wrench Led google.
Have fun & don't forget to share your creations on the forum ^_^
Elyon