PREORDER BattleTech: Core Rulebook (2026)Building on the critical and commercial success of the BattleMech Manual a half year of public playtesting brought forth the most cohesive approachable and dynamic set of rules for BattleTech ever: the new Core Rulebook. Thanks to the support of the Catalyst Demo Team Agents and the wider BattleTech community the Core Rulebook also contains a comprehensive Missions section: a shared fundamental framework allowing players to easily create a huge