Mastemon

[DNA Digivolve] yellow Lv.5 + purple Lv.5 : Cost 0

[Hand] [Counter] ＜Blast DNA Digivolve ([Angewomon] + [LadyDevimon])＞ (1 of your specified Digimon and 1 specified card in hand may DNA digivolve into this card.) [On Play] [When Digivolving] You may play 1 level 5 or lower Digimon card with the [Angel]/[Archangel]/[Fallen Angel] trait from your hand or trash without paying the cost. Then, if DNA digivolving, place 1 other Digimon at the bottom of its owner's security stack, and trash cards from the top of your opponent's security stack until it has 4 left.

Ace Overflow ＜-4＞ (As this card moves from the battle area or under a card to another area, lose 4 memory.)