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

Komat

Vibrant Blue

At the start of a space combat while you are not the active player: Choose 1 of your non-fighter ships in the active system to gain SUSTAIN DAMAGE until the end of combat. Unlock: Have ships in 3 systems not adjacent to or including your home system.
Glimmer of MortheusLeader – Commander

Commander

At the start of a space combat while you are not the active player:

Choose 1 of your non-fighter ships in the active system to gain SUSTAIN DAMAGE until the end of combat.

Unlock

Have ships in 3 systems not adjacent to or including your home system.

Source: Discordant Stars