Ultimate | Virus | Dark Knight/Twilight

• Digivolves for 4 from a lv.4 Black digimon

[On Play] ＜De-Digivolve 1＞ on 1 of your opponent's Digimon (Trash up to 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) of your opponent's Digimon. Then, if DigiXrosing with 2 cards, delete 1 of your opponent's Digimon with a play cost of 5 or less.
[All Turns] When this Digimon would be deleted, by returning 1 black level 4 or lower Digimon card from this Digimon's digivolution cards to its owner's hand, you may play 1 [SkullKnightmon]/[DeadlyAxemon] from this Digimon's digivolution cards without paying its memory cost.