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

Home › Exploration Cards › Arcane Citadel

Arcane Citadel

ATTACH: When you exhaust this planet, place 1 infantry from your reinforcements on this planet. Apply +1 to each of your unit's combat rolls on this planet.
Exploration card – Hazardous

Hazardous

ATTACH: When you exhaust this planet, place 1 infantry from your reinforcements on this planet. Apply +1 to each of your unit's combat rolls on this planet.

1in the deck
–chance to draw

Source: Uncharted Space