Twilight's Fall – a separate game. Twilight Imperium's expansions, mods and rules topics are not part of it.

Synaptic Interference

After you win a combat, you may purge 1 of your promissory notes from your hand to move 1 other player's command token in the active system to an adjacent system, or gain 2 trade goods. ACTION: Exhaust this card to discard the top 3 cards of the action card deck.
Savages of CymiaeBreakthrough

After you win a combat, you may purge 1 of your promissory notes from your hand to move 1 other player's command token in the active system to an adjacent system, or gain 2 trade goods.

ACTION: Exhaust this card to discard the top 3 cards of the action card deck.

SynergyWarfareCybernetic

Source: Discordant Stars