Correct (lore-based) order of the Halo games
Solution 1:
The canonical chronological order for the Halo franchise is:
- Halo Wars
- Halo: Reach
- Halo: Combat Evolved
- Halo 2
- Halo: Spartan Strike (overlaps with Halo 2)
- Halo 3: ODST (also overlaps with Halo 2, but serves primarily as a prequel leading to Halo 3).
- Halo 3
- Halo: Spartan Assault
- Halo 4
- Halo 5
- Halo Wars 2