Historical Rules · 23 August 2019
Rule 113.6n
Official source text from the 23 August 2019 Rules release
Abilities of emblems, plane cards, vanguard cards, scheme cards, and conspiracy cards function in the command zone. See rule 114, “Emblems”; rule 901, “Planechase”; rule 902, “Vanguard”; rule 904, “Archenemy”; and rule 905, “Conspiracy Draft.”