We are now 50 days out from the official retail release of Halo Wars 2. A friend passed this along to me, so I just HAD to share it!
Below you can see what is included in the box of the Ultimate and Special editions (PC editions). 
HFFL: I’m surprised there are so many discs for this. But will be happy to get them!
Some more info about the various releases:
Halo Wars 2 Standard Edition
Release: February 21, 2017
You will get:
- Halo Wars 2 for Windows 10 and Xbox One via Xbox Play Anywhere*
Halo Wars 2 Ultimate Edition
Release: February 17, 2017
You will get:
- Halo Wars 2 for Windows 10 and Xbox One via Xbox Play Anywhere four days before the official release*
- Halo Wars Definitive Edition**, an enhanced version of the original Halo Wars that runs natively on Xbox One and Windows 10 PC, featuring improved graphics, additional Achievements and includes all of the DLC created for the classic real-time strategy game.
- This physical version of Halo Wars 2 for Windows 10 requires a one-time, non-transferrable online activation at install with digital token
- The exclusive Season Pass***
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*This physical version of Halo Wars 2 for Windows 10 requires a one-time, non-transferrable online activation at install with digital token
**Halo Wars Definitive Edition:
- Optimized to run natively on Xbox One and Windows 10
- Improved visual effects, graphics and audio
- Up to 4K resolution on Windows 10 PC
- All of the DLC created for the original game
- New achievements
- Bonus content
***The Season Pass delivers regular updates that span more than six months, including:
- New Leaders with abilities that change the course of multiplayer matches,
- New Units that add to your multiplayer arsenal,
- New Blitz cards to collect and take into battle, and
- New campaign missions that expand the Halo Wars 2 story
HFFL: So there it is folks, we now for sure know there will be a Season Pass and it will last more than 6 months! I for one am stoked that we are getting extra campaign missions after the game initially launches.