You canfast travelback to Bel-Air, if you’d rather not walk.
Then, simply drop out of the window to find the gym directly in front of you.
To get Brock’s Safe Key, you simply need to bash Brock’s head in until they die.

That’s a fancy way of saying rarer than rare, which means it is pretty powerful!
That wraps up how to get Brock’s Safe Key in Dead Island 2.

