1. Set in the Halo universe
2. Takes place before the first Halo game
3. The first real-time strategy game in the series
4. Developed by Ensemble Studios, creator of Age of Empires franchise
5. Videos of the demo have been released
6. A series of video documentaries were release on the game
7. The final documentary was released around February 19, 2009HolyFragger.com: Final Halo Wars Video Documentary Released (February 19, 2009)

• Training Tutorials
• Mission 01: Alpha Base
• Mission 02: Relic Approach
• Mission 03: Relic Interior
• Mission 04: Arcadia City
• Mission 05: Arcadia Outskirts
• Mission 06: Dome of Light
• Mission 07: Scarab
• Mission 08: Anders' Signal
• Mission 09: The Flood

The game takes place before the events of the first Halo game, during the war between UNSC and the Covenant. In the main campaign, players lead an army of soldiers serving on the UNSC colony ship "Spirit of Fire."Official Site: Halo Wars

In multiplayer co-op mode, up to three players can play through the entire campaign together using Xbox Live. Players can select and manage soldiers individually, in small groups, or command the entire army at once. Each solider has primary and secondary attacks, and the player can also call on the "Spirit of Fire" colony ship for assistance.GameSpot: E3 2008: Halo Wars Co-Op Hands-On (July 15, 2008)

Halo Wars will be released exclusively on the Xbox 360 on March 3, 2009.IGN: CES 2009: Microsoft Press Conference (January 7, 2009)