You can (barring an rules reference update by FFG). The rules on Tactical Actions have the following restrictions: The active player must activate a system that does not contain one of his command tokens. To activate a system, the active player places a command token from his tactic pool on that system.

Can you move through an activated system Twilight Imperium?

The ship can move through systems that contain its own faction’s command tokens. The ship can move out of the active system and back into it if its move value is high enough. The ship must move along a path of adjacent systems, and the number of systems the ship enters cannot exceed its move value.

Can you move PDS ti4?

This also means they are able to participate in combat against invading ground forces and during combat can use their Sustain Damage ability. In addition, they have a Production value. This unit is treated as both a structure and a ground force. It cannot be transported.

Can you activate a system twice ti4?

As a rule, no. The exception to this rule is Warfare secondary that lets you produce units in your home system, regardless if it has been activated previously or not. As far as I know, to produce units in a system you need to activate it. So if you have already activated the system you can’t activate it a second time.

How does space cannon work ti4?

If the active player is using the “Space Cannon” ability of their units, they choose a player who has ships in the active system. That player must choose and destroy one of their ships in the active system for each hit the space cannon roll produced.

How does space cannon work Twilight Imperium?

How many PDS is a planet?

In addition to the plastic piece limitations, there’s also a limit of max two PDS and 1 Space Dock per planet.

Can PDS fire through wormholes?

In the rulebook (under units, I believe), PDS units mention that they CAN NOT fire through wormholes. Those systems are considered adjacent for movement, not for PDS fire. This is correct. Systems containing wormholes are considered adjacent for movement purposes only.

Can you move through activated systems?

Ships must end their movement in the activated system. Ships that are too far away to reach the activated system cannot move at all. Remember that you can fly through a Gravity Rift to get +1 movement (and a 30% chance of losing the ship).

When can you use space cannon offense?

A unit that has the “Space Cannon” ability can use it during two different steps of a player’s tactical action: after the “Move Ships” sub-step (Space Cannon Offense) and during an invasion (Space Cannon Defense). A player is not required to be the active player to use their “Space Cannon” ability of their units.