Official rule text
44.2 Hyperlane tiles are not systems. They cannot have units on them and they cannot be targets for effects or abilities. Influence represents a planet’s political power. Players spend influence to gain command tokens using the “Leadership” strategy RELATED TOPICS: Adjacency, Movement
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Source: Twilight Imperium: Fourth Edition - Living Rules Reference: Prophecy of Kings
Expansion: Prophecy of Kings
Version: 2.0
Reference: Rule 44.2