What does this card's "when [...] would leave the battle area" mean, exactly?
"When [...] would leave the battle area" refers to when this Digimon is placed in the trash, returned to the hand/deck, placed in the security stack, moved to the breeding area, or placed under another card.
Jun. 28, 2024
If I use this card's <Delay> effect to play a Digimon from digivolution cards when my Digimon with the[Legend-Arms] trait and [EX6-042 RaijiLudomon] in its digivolution cards would be deleted, can I then use [EX6-042 RaijiLudomon]'s inherited effect to prevent the deletion?
Yes, you can.
Sep. 6, 2024