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Operation: Spearbreaker is a two-mission DLC campaign for Halo Wars 2 that is available on Xbox One and Windows 10. It was released for $5.99 on July 25, 2017 alongside the Serina Leader Pack, and was included as part of the Halo Wars 2 Season Pass.
- ↑ 2.0 2.1 Microsoft Store - Operation: Spearbreaker
- ↑ 3.0 3.1 3.2 Halo Waypoint - News, Serina Rises & Spearbreaker Drops
- ↑ Halo Waypoint - Canon Fodder, Stay Frosty