Eras

Twelve periods of BattleTech history, from the Age of War to the ilClan era.

1. Age of War2005–2570
   1 unit available472 new designs
2. Star League2571–2780
   1,093 units available617 new designs
3. Early Succession War2781–2900
   1,704 units available631 new designs
4. Late Succession War (LosTech)2901–3019
   2,118 units available441 new designs
5. Late Succession War (Renaissance)3020–3049
   2,436 units available322 new designs
6. Clan Invasion3050–3061
   3,681 units available1,295 new designs
7. Civil War3062–3067
   4,552 units available970 new designs
8. Jihad3068–3080
   6,099 units available1,745 new designs
9. Early Republic3081–3100
   6,671 units available786 new designs
10. Late Republic3101–3130
    7,112 units available500 new designs
11. Dark Age3131–3150
    7,887 units available822 new designs
12. ilClan3151–present
    7,898 units available4 new designs