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  6. Intruder Alarm

Magic · Secret Lair Drop Series · #229 · Rare

Intruder Alarm

Magic card price for Intruder Alarm: $13.55 market, from $12.71 at the cheapest listing, Foil printing, updated Oct 19, 2026. Full price history since Feb 8, 2024 below.

Market price · Foil · Oct 19, 2026
$13.55
+3.8% this week · −0.3% in 30 days
Buy on eBay →
1 day+1.0%
7 days+3.8%
30 days−0.3%
90 days+2.0%
1 year+21.5%
All time+37.7%

Sellers right now

$12.71lowest listing$86.97highest
Market price$13.55
Mid listing$19.98
Direct$19.93
30-day avg$13.27

Market price is what a near-mint copy actually sold for. The cheapest listing is what a seller asks today — on thin markets the two differ a lot.

Where to buy

TCGplayer$13.55
Cardmarket$10.66 €9.50

EUR converted at 1.1225 (ECB reference rate). Shipping and condition not included.

One year

$10.8052-week low$13.9352-week high
In the range88%
All-time low$6.92
All-time high$13.93
First priceFeb 8, 2024
Foil · market priceCardmarket (EU, in USD)
$8.04$10.19$12.34$14.49
$13.55
Jul 21Aug 20Sep 19Oct 19
TCGplayer · via tcgcsv · Cardmarket · via MTGJSONtcgrate.com

Price story

Intruder Alarm (Foil) came out in October 2026; we leave the first weeks out of this story, because early prices are set before real supply exists. Listings currently start at $12.71; over the last 30 days the market price averaged $13.27.

Printings

PrintingMarketLowHigh7d
Foil$13.55$12.71$86.97+3.8%
Normal$12.89$11.72$64.02−0.2%

The card in play

Type line
Enchantment
Rules text

Fblthp: Totally Lost
Creatures don't untap during their controllers’ untap steps.

Whenever a creature enters the battlefield, untap all creatures.

Other printings of Intruder Alarm

6 more · $5.48 – $108.00
All printings
Intruder Alarm (86), 8th Edition — Magic card price 0.0% 7d Intruder Alarm 8th Edition · #86 $108.00 Intruder Alarm, Stronghold — Magic card price +2.8% 7d Intruder Alarm Stronghold $6.59 Intruder Alarm (86), The List Reprints — Magic card price −2.0% 7d Intruder Alarm The List Reprints · #86 $5.87 Intruder Alarm (21), Wilds of Eldraine: Enchanting Tales — Magic card price +0.9% 7d Intruder Alarm Wilds of Eldraine: Enchanting Tales · #21 $5.78 Intruder Alarm (Borderless) (15), Avatar: The Last Airbender: Eternal-Legal — Magic card price +0.4% 7d Intruder Alarm (Borderless) Avatar: The Last Airbender: Eternal-Legal · #15 $5.48

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