Path of Exile: The Fall of Oriath - Pantheon System Explained

The Fall of Oriath expansion for Path of Exile will add a new layer to the game's character customization – the Pantheon System. In short, defeating bosses will grant you access to a number of bonuses that you can mix and match in order to help you defeat other, tougher bosses.

Here's a short official video that explains the intricacies of the Pantheon System much better: