Dune
How do alliances form and break?
The rulebook states this directly.
- Dune rulebook · Rulebook · Alliances (Nexus)
- Dune rulebook · Rulebook · Forming an Alliance
- Hipopotam · Community · 2020-05-22
- come_on_monkies · Community · 2020-12-03
- slashing · Community · 2021-05-05
- slashing · Community · 2022-02-25
Only during a Nexus, so none can form on turn 1. Alliances are limited to two players, must be public, and a player can be in only one. In the same Nexus you can break an alliance and immediately form a new one or go alone. Allied players need 4 strongholds together.