A holofoil stamp or security stamp is a small holofoil sticker in the bottom center of Magic: The Gathering rares, mythic rares, and promotional cards.

Magic 2015 card frame with oval holofoil stamp
Description[]

Holofoil stamp close up
Silver oval[]
Silver oval holofoil stamps were introduced in the Magic 2015 set. This was done to make those cards feel more special, as well as to guarantee authenticity.[1] As such, it makes counterfeiting more difficult. Commons, uncommon cards, and basic lands usually do not feature this security stamp, except for basic lands from Unstable.
Gold oval[]
Cards from the Amonkhet Invocations set have a gold holofoil stamp.
Silver circle[]
Cards from the Signature Spellbook sets have circle-shaped holofoil stamps.
Silver heart[]
Cards from Ponies: The Galloping and Ponies: The Galloping 2 have a heart-shaped holofoil stamp.
Silver triangle[]
Non-canon cards feature a triangular holofoil stamp. These were introduced in 2020.[2]
Silver acorn[]
Acorn security stamps were introduced in 2021 for Unfinity, to replace silver borders.[3] On commons and uncommons the acorn stamp is printed on the card rather than embossed.
Gold "A"[]
The first Alchemy cards on MTG Arena featured the MTG Arena "A" as a "foil stamp." This later became a redesigned gold Alchemy "A." The Alchemy stamp represents a digital-only card and is present on all designed-for-digital and rebalanced cards.
Gallery[]
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Circular holofoil stamp used in Signature Spellbooks.
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Triangular holofoil stamp represents Universes Beyond.
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Acorn-shaped holofoil stamp represents non-tournament legal cards.
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Heart-shaped holofoil stamp.
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Early Alchemy card stamp used the MTG Arena icon.
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The revised gold "A" card stamp.
References[]
- ↑ Aaron Forsythe (January 06, 2014). "From the Director's Chair: 2013". magicthegathering.com. Wizards of the Coast.
- ↑ Wizards of the Coast (September 28, 2020). "The Walking Dead Shambles into Secret Lair". magicthegathering.com. Wizards of the Coast.
- ↑ Mark Rosewater (November 29, 2021). "To Unfinity and Beyond". magicthegathering.com. Wizards of the Coast.