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Adjacency

LRR §6

Rules Reference

Two system tiles are adjacent to each other if any of the tiles’ sides are touching each other.

  • 6.1A system that has a wormhole is treated as being adjacent to a system that has a matching wormhole.

  • 6.2A unit or planet is adjacent to all system tiles that are adjacent to the system tile that contains that unit or planet.

    • aA system is not adjacent to itself.

  • 6.3A planet is treated as being adjacent to the system that contains that planet.

  • 6.4Systems that are connected by lines drawn across one or more hyperlane tiles are adjacent for all purposes.

Related rules: Game Board Hyperlanes Movement Neighbors PDS System Tiles Wormhole Nexus Wormholes

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tirules.com

  • A unit is not adjacent to the system it is in.

  • The Wormhole Nexus and the Creuss home system are only adjacent to tiles via wormholes.

Sources

LRR: Living Rules Reference §6tirules2: tirules2.comCommunity: TI4 Online Discord, TI4 Homebrew Hub Discord