Each of these expansions add new ships and bases to the trade deck.
B • Bases - Adds 8 unique (12 total) ships and bases with a focus on base interaction mechanics
F • Fleets - Adds 4 unique (8 total) early-game ships and 4 unique late-game bases
1 • Promos 1 - Adds a cycle of bases with abilities that trigger "if a base was played this turn", a mercenary ship, a few mid-game ships, and a couple of POWERFUL "bombs"
2 • Promos 2 - Adds full cycles of 2 cost ships and 5 cost ships plus a mercenary base and ship
P • Frontiers Promos - Adds cycles of 1 cost ships and late-game ships with powerful ally-triggered scrap abilities, ships that can stay in hand between turns if an ally base is in play, bases with double-ally abilities, and a BOMB of a 10 cost mercenary ship
Q • Requisition - Adds 8 unique (12 total) ships and bases that are 1 trade cheaper to acquire for each card of their faction you have played on your turn
I • Invasion - Adds 8 unique (12 total) ships that all feature double-ally abilities and mostly expensive bases for each faction.
S • First Strike - Adds 8 unique (12 total) ships, 8 unique bases, and 2 tech cards.