Impmon (ST14-02) - Starter Deck 14: Beelzemon Advanced Deck Set Foil

[When Attacking] If you have 20 or more cards in your trash, this Digimon may digivolve into [Beelzemon] from your trash for a digivolution cost of 3, ignoring its digivolution requirements.

[Your Turn] [Once per turn] When a card is trashed from your deck, delete 1 of your opponent's level 3 Digimon.