Gankoomon (ST12-11) - Starter Deck 12: Jesmon Foil

[When Digivolving] You may play 1 [Huckmon] or 1 Digimon card with [Sistermon] in its name in your trash without paying its memory cost.
[Your Turn] [Once Per Turn] When you play another Digimon by an effect, [De-Digivolve 1] up to 2 of your opponent's Digimon. (Trash 1 card from the top of one of your opponent's Digimon. If it has no digivolution cards, or becomes a level 3 Digimon, you can't trash any more cards.)