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Arcane Signet card image

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Secret Lair Drop

Arcane Signet

Artifact

: Add one mana of any color in your commander's color identity.
Thráin I came to Erebor and became King under the Mountain. There he found the Arkenstone, Heart of the Mountain.

Printing details

About this card

Set
Secret Lair Drop (SLD)
Collector number
916
Rarity
Rare
Released
August 17, 2026
Artist
Toni Infante
Language
English
Mana value
2
Oracle ID
0bc7f093-bef0-4f1a-852c-4b75ebf54838

Color profile

Color identity

Colorless

Format check

Legality

TLR
Legal
Duel
Legal
Brawl
Legal
Penny
Not legal
PreDH
Not legal
Future
Not legal
Legacy
Legal
Modern
Legal
Pauper
Legal
Alchemy
Legal
Pioneer
Legal
Vintage
Legal
Historic
Legal
Standard
Not legal
Timeless
Legal
Commander
Legal
Gladiator
Legal
Old School
Not legal
Premodern
Not legal
Oathbreaker
Legal
Standard Brawl
Legal
Pauper Commander
Legal
Competitive Brawl
Legal

Official notes

Rulings

3
  1. Wizards of the Coast

    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}.

  2. Wizards of the Coast

    If you don't have a commander, Arcane Signet's ability produces no mana.

  3. Wizards of the Coast

    If you have two commanders, the ability adds one mana of any color in their combined color identities.

Public deck signals

Often played with

6 results

Cards found together in sampled public decks. Lands are excluded and different printings count as one card. This suggests shared play, not a proven combo.

Same Oracle card

Other printings

92 results