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

Alarum

At the end of a round of ground combat on this planet, you may move up to 2 of your ground forces to this planet from planets in adjacent systems.
The Ral Nel ConsortiumUnit – Ground Force – Mech

Mech

At the end of a round of ground combat on this planet, you may move up to 2 of your ground forces to this planet from planets in adjacent systems.

SUSTAIN DAMAGE

2cost
6combat

Source: Thunder's Edge