Mastemon Price & Price History

$5.70
up 5.0% 7 ddown 7.2% 30 d– 1 y
Mastemon
Number
BT23-102 SEC
Rarity
Secret Rare
Released
24 Oct 2025
Prices since
14 Oct 2025

Mastemon Price History

$0$20$40$60$80Oct 2025Feb 2026Jun 2026Oct 2026
Buy on TCGplayer

Mastemon's lowest price is $5.13 and highest is $59.99 since Oct 2025

A Secret Rare card from Hackers' Slumber, released Oct 2025. Market price $5.70, up 5.0% in 7 days.

  • 7 dup 5.0%
  • 30 ddown 7.2%
  • 90 ddown 53.2%
  • 1 y–
  • Below its highest90.5%
PrintingLowest listingMidMarket
Foil$5.13$12.01$5.70

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Questions about Mastemon

How much is Mastemon worth?

Mastemon is worth $5.70, its TCGplayer market price on 10 Oct 2026. The lowest listing is $5.13.

Is Mastemon going up?

No. Its market price is down 7.2% in 30 days, from $6.14 to $5.70. It is 90.5% below its highest price of $59.99 (14 Oct 2025).

When was Mastemon released?

Mastemon came out in Hackers' Slumber, released on 24 Oct 2025.