SkullMammothmon - ST16-13 - U Tweet Out of stock. Wishlist Details Attribute: Vaccine Card Name: SkullMammothmon Card Number: ST16-13 Card Type: Digimon Color: Purple Digimon Type: Undead Digivolve 1 Cost: 4 DP: 12000 Effect: [When Digivolving] [Draw 1]. (Draw 1 card from your deck.) Then, trash 1 card in your hand. [All Turns] [Once Per Turn] When one of your effects trashes a card in your hand, you may play 1 level 4 or lower purple Digimon card from your trash without paying the cost. Finish: Regular Form: Mega Level: 6 Play Cost: 11 Rarity: U Art Style: Normal