Historical Rules · 23 January 2015
Rule 400.4b
Official source text from the 23 January 2015 Rules release
If a plane, phenomenon, vanguard, or scheme card would leave the command zone, it remains in the command zone.
Historical Rules · 23 January 2015
Official source text from the 23 January 2015 Rules release
If a plane, phenomenon, vanguard, or scheme card would leave the command zone, it remains in the command zone.