http://wccftech.com/assassins-creed-origins-season-pass/

Assassin’s Creed Origins is a huge game, and it will get even bigger post-launch thanks to an ambitious slate of add-on content. This DLC includes a paid season pass, which contains two full story-driven expansions, and a variety of free modes available for all players. You can check out a trailer for Assassin’s Creed Origins’ post-launch content, below.