Miraculous Mega Knight (BT17-095) - Secret Crisis

[Main] You may play 1 [Agumon] or [Gabumon] from your hand or trash without paying the cost. Then, place this card in the battle area.
[All Turns] When one of your level 6 Digimon with [Greymon] or [Garurumon] in its name would leave the battle area outside of a battle, [Delay]. • That Digimon and a card in the hand may DNA digivolve into a Digimon card with [Omnimon] in its name in the hand.

[Security] You may play 1 card with [Tai Kamiya] or [Matt Ishida] in its name from your hand or trash without paying the cost. Then, add this card to the hand.