From the publisher's website:
Giants have mostly kept to themselves while the Coming Storm approaches, only taking part in those battles they knew would not give away their future plans. Now, in Harder They Fall, the full range of their abilities and their goals have been revealed to be added into any Part-Time Gods story.
7 New Giant Types and Expanded Mechanics for Existing Giants
Rules for playing as Giants, including new Giant-Sized Relics
Brand New Giant Adventure!