[Digivolve: 4 from [DarkKnightmon]]
[When Digivolving] Return 1 black or purple Digimon card other than [DarkKnightmon (X Antibody)] from your trash to your hand. Then, if [DarkKnightmon] is in this Digimon's digivolution cards, delete 1 Tamer, and unsuspend this Digimon.
[On Deletion] You may play 1 [DarkKnightmon] from your trash without paying its play cost.