秘儀の印鑑
アーティファクト
：あなたの統率者の固有色１色のマナ１点を加える。
「コンパスが指し示す四つの方角以外には何にも縛られず、自分だけが探せる道を歩む……私は、その力の趣を楽しむことを学んできた。」 ――地平線を歩むもの、キオン
Illustrated by
Commander Legends: Battle for Baldur's Gate#298UncommonJapanesePrice unavailable
Legality
Rulings
Nov 10, 2020
If you have two commanders, the ability adds one mana of any color in their combined color identities.
Nov 10, 2020
If your commander is a card that has no colors in its color identity, Arcane Signet's ability produces no mana. It doesn't produce 
.
Nov 10, 2020
If you don't have a commander, Arcane Signet's ability produces no mana.