7 official rulings from Bandai, last ruled Jan 10, 2025. Straight answers to how this card actually resolves.

If I use this card's <When Attacking> effect to play a Digimon when this card attacks, can I suspend the played Digimon using this card's <Alliance>?
Yes, you can.
Ruled Nov 1, 2024
Does this card's <All Turns> effect also trigger when this card itself would leave the battle area other than in battle?
Yes, it triggers.
Ruled Nov 1, 2024
If I activate this card's <All Turns> effect when multiples of my Digimon with the [Royal Base] would leave the battle area at the same time, can I place all of those Digimon face-up at the bottom of my security stack?
Yes, you can place all of those Digimon face-up at the bottom of your security stack. This card's <All Turns> effect affects all Digimon without having to choose them.
Ruled Nov 1, 2024
What happens to cards placed face up in the security stack by effects?
They become face-up security cards that remain revealed. Other than rules that specify face-up security cards, the rules apply in the same manner as standard security cards.
Ruled Jan 10, 2025
What happens upon a security check for a security card that is placed face-up?
The check is performed with the card left revealed. Other than rules for cards left revealed, the rules apply in the same manner as standard security checks.
Ruled Jan 10, 2025
Does a card's <Security> effect trigger upon a security check with that card placed face-up?
Yes, it triggers.
Ruled Jan 10, 2025
What happens if I shuffle a security stack that includes security cards placed face-up?
Any face-up cards are placed face down, then you shuffle the cards. After shuffling, all cards are left face-down.
Ruled Jan 10, 2025
Got a line that uses QueenBeemon? Map it in the builder and share it with a link.
Questions and answers are Bandai's official rulings, collected and translated by the DigimonCardGame Wiki community and reused here under CC BY-SA. Card names and card text are © their respective publishers; Combalo is not affiliated with Bandai.