View source for Horizon:Volume 4C Glossary

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*Laws for the Samurai Clans: Laws established after the Matsudaira clan established the Edo Shogunate. It determined the status of the samurai clans, but it centralized power by declaring a ‘Change of Rank’ if a clan or castle had no heir.
*Ley Line: The thicker of the pathways through which ether flows.
*Ley Line Reactor: A reactor that extracts and refines either from ley lines. Can easily cause lay line mutations and destroy everything within several kilometers if they explode. Due to their instability, they are banned by the Tsirhc religion.
*Logismoi Oplo: Weapons of mass destruction created on the motif of the seven deadly sins.