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Mastemon

Mastemon (BT23-102)

43,561 views Angel/CS | Vaccine Digimon Card Game Blocks: 05

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Color

Yellow/Purple

Type

Digimon

Level

13,000

Play Cost

Evolution Cost

5 / 5

Rarity

SEC

Card Sets

BT-23: Booster Hackers' Slumber

Released: Oct 24, 2025

Main Effect

＜Barrier＞ (When this Digimon would be deleted in battle, by trashing the top card of your security stack, prevent that deletion.) ＜Partition ([Angewomon] & [LadyDevimon])＞ (When this Digimon with each of the specified digivolution cards would leave the battle area other than by your own effects or by battle, you may play 1 each of the specified cards without paying the costs.) [When Digivolving] You may play 1 level 5 or lower yellow or purple card from your hand or trash without paying the cost. Then, if this Digimon's stack has 2 or more same-level cards, trash the top cards of both players' security stacks so that they have 3 cards left. [All Turns] [Once Per Turn] When security stacks are removed from, you may place 1 Digimon as the bottom security card.

Alternate Effect

[Digivolve] Lv.5 w/[CS] trait: Cost 5 [DNA Digivolve] Yellow Lv.5 + Purple Lv.5 : Cost 0 Stack the 2 specified Digimon and digivolve unsuspended.

Xros Requirements

[Digivolve] Lv.5 w/[CS] trait: Cost 5 [DNA Digivolve] Yellow Lv.5 + Purple Lv.5 : Cost 0 Stack the 2 specified Digimon and digivolve unsuspended.

Price Breakdown

Print	Market	Low	Mid	High
Starter Deck 10: Parallel World Tactician Current BT23-102	$4.80	$3.75	$7.99	$18.75
Hackers' Slumber BT23-102	$14.06	$12.98	$15.30	$44.90
Hackers' Slumber BT23-102	$59.02	$65.00	$68.99	$110.00
Hackers' Slumber BT23-102	$454.59	$525.00	$526.95	$580.00

Print	Avg. Sell	Low	Trend	Suggested
Hackers' Slumber Current BT23-102	€15.59	€11.00	€14.93	N/A
Hackers' Slumber BT23-102	€65.00	€55.00	€64.95	N/A
Hackers' Slumber BT23-102	€385.00	€419.99	€395.65	N/A