Official rule text
8 RULES This section describes the components and mechanics introduced in this expansion. THUNDER’S EDGE EXPEDITION Players may venture to Thunder’s Edge to unlock powerful new abilities and potentially earn the right to claim the planet of Thunder’s Edge for their faction. Thunder’s Edge begins the game in play, off the board, with its expedition side—the side divided into six “slices”— faceup. At the end of a player’s turn, they may commit to the expedition. To do so, they choose an unclaimed slice of the expedition and pay the indicated cost, placing one of their control tokens in that slice to indicate that it has been claimed. The expedition costs are as follows: Spend 5 Resources Discard 2 Action Cards Spend 5 Influence Discard 1 Unscored Secret Objective Exhaust 1 Technology Specialty Planet Spend 3 Trade Goods Once claimed, that slice cannot be claimed by another player, which means other players must choose a different cost to pay in order to contribute to the expedition. The first time a player claims one of the expedition slices, they gain their faction’s breakthrough. A player can claim multiple expedition slices in a game, but must choose a different unclaimed slice each time they do so. When all slices are claimed, the expedition is complete; the