Oracle text
: Add one mana of any color in your commander's color identity.
Eirdu's adherents invoke its blessings with jingling bells and dancing feet. Where there is joy, there is the warmth of the sun.
Illustrated by Raymond Bonilla
Released on January 23, 2026
Tags
Legality
- Commander
- Standard
- Modern
- Legacy
- 1v1 Commander
- Alchemy
- Standard Brawl
- Pioneer
- Pauper
- Historic
- Vintage
- Timeless
- Brawl
- Competitive Brawl
- Future
- Gladiator
- Oathbreaker
- Old School
- Pauper Commander
- Penny Dreadful
- PreDH
- Premodern
- Tiny Leaders: Reborn
LegalNot legalBanned / restrictedUnknown
Rulings
If you don't have a commander, Arcane Signet's ability produces no mana.
If you have two commanders, the ability adds one mana of any color in their combined color identities.
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 {C}.
Based on Scryfall
72%inclusion
7Mdecks
9.7Mpossible decks
New Commanders
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2combos
