When you would use this card, if you have a black Tamer in play, reduce the cost by 1.
[Main] Until the end of your opponent's turn, 1 of your Digimon with [Numemon], [Sukamon], [Nanimon], or [Etemon] in its name can't be blocked and gains "[On Deletion] Gain 3 memory."

[Security] Reveal the top 3 cards of your deck. You may play 1 black Digimon card with a play cost of 3 or less among them without paying the cost. Trash the rest.