Historical Rules · 29 September 2017
Rule 400.4b
Official source text from the 29 September 2017 Rules release
If a conspiracy, phenomenon, plane, scheme, or vanguard card would leave the command zone, it remains in the command zone.
Historical Rules · 29 September 2017
Official source text from the 29 September 2017 Rules release
If a conspiracy, phenomenon, plane, scheme, or vanguard card would leave the command zone, it remains in the command zone.