Arcane Signet

Magic: The GatheringSecret Lair Drop#916

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Card text

: 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.

Updated on October 6, 2026

2020-11-10

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

2020-11-10

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

2020-11-10

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 .