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Mayhem Devil Secret Lair Showdown #28 Magic: The Gathering card
Rare

Mayhem Devil Secret Lair Showdown #28 (Foil)

Card #28 · Foil version · Illustrated by Hisashi Momose · Black / Red Colour
Market value · ungraded
$9.86
▲ 6.8% · 30d
Blended from live market data
Confidence high · estimate, not an appraisal · How we price →
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Mayhem Devil is a Rare Magic: The Gathering card from Secret Lair Showdown (#28), illustrated by Hisashi Momose. Its current blended market value is $9.86 ungraded. Prices update from real market data.

Graded prices

We don't have a graded price for this card yet — there aren't enough verified graded sales to publish one we'd trust. A grade only appears here once enough real sold results back it. See the raw (ungraded) estimate above in the meantime.

What this price is based on

Medium confidence

3 sales in 90 days — enough for a guide, not a guarantee.

Median · Raw$9.153 sales
Trimmed mean$12.58outliers removed
Range$8.99 – $19.60lowest to highest sale
Sales rate0.5/mo3 recorded

Recent Raw sales

  • Aug 5, 2026eBay — MTG FOIL Mayhem Devil (Secret Lair Play) Borderless - Secret Lair Drop #028$8.99
  • Jul 18, 2026eBay — MTG Mayhem Devil (Foil) Secret Lair Showdown 28 Promo NMNM$19.60
  • Jun 25, 2026eBay — Mayhem Devil EN [SLP - 28] - NM [Foil] TCG MTGNM$9.15

From 3 completed sales recorded between Jun 25, 2026 and Aug 5, 2026. Sold prices only — asking prices are never counted.

Grade it or not

Not enough graded evidence yet — 0 graded sales recorded.

✨ Is it worth it?

An AI market read of this card — value, momentum, grading economics, liquidity. It lays out the data; you decide.

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Price history · raw near-mint

14 Jul 202621 Aug 2026
Latest
$9.86
Period high
$9.86
Period low
$8.74
Change
▲ 12.8%
Available to buy nowLive on eBay

Card details

Set
Secret Lair Showdown
Number
#28
Rarity
Rare
Illustrator
Hisashi Momose
Colour
Black / Red
Game
Magic: The Gathering

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All Secret Lair Showdown cards →

Where to buy & check prices

Check recent sold prices
eBay sold

Frequently asked questions

How much is Mayhem Devil worth?

Mayhem Devil (Secret Lair Showdown #28) is worth around $9.86 ungraded, based on live Magic: The Gathering market data.

Where can I buy Mayhem Devil?

You can buy Mayhem Devil on TCGplayer, Cardmarket and eBay — see the live listings on this page. Always compare against the blended market value first.

What rarity is Mayhem Devil?

Mayhem Devil is a Rare Magic: The Gathering card from the Secret Lair Showdown set, illustrated by Hisashi Momose.

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Mayhem Devil (Secret Lair Showdown #28) — Magic: The Gathering market value $9.86. Source: CardTrack, https://cardtrack.com/magic/card/secret-lair-showdown/mayhem-devil-28
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