Your search for "transcendent envoy 81" revealed the following:
Transcendent Envoy (SOC) from Secrets of Strixhaven Commander, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Zezhou Chen Card Text:FlyingAura spells you cast cost 1 less to cast.
Transcendent Envoy (THB) from Theros Beyond Death, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Zezhou Chen Card Text:FlyingAura spells you cast cost 1 less to cast.
Transcendent Envoy (Foil) (THB) from Theros Beyond Death, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Zezhou Chen Card Text:FlyingAura spells you cast cost 1 less to cast.
Transcendent Envoy (WOC) from Wilds of Eldraine Commander, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Zezhou Chen Card Text:FlyingAura spells you cast cost 1 less to cast.
Transcendent Envoy (J22) from Jumpstart 2022, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Zezhou Chen Card Text:FlyingAura spells you cast cost 1 less to cast.