3 official rulings from Bandai, last ruled Mar 28, 2024. Straight answers to how this card actually resolves.
Does this card's "cards can't be added to security stacks by your opponent's effects" mean that effects that add cards to security stacks on "your opponent's Digimon with play costs of 7 or less" can't be activated?
No. Cards can't be added to security stacks by your opponent's effects regardless of the card type or level (the effects will activate, but cards still can't be added to security stacks). The "your opponent's Digimon with play costs of 7 or less" refers to the "can't attack players" effect.
Ruled Mar 28, 2024
What happens if my opponent activates this card's effect and I use [ST10-14]/[Chaos Degradation]?
Due to this card's effect, cards can't be placed in security stacks, therefore [ST10-14]/[Chaos Degradation]'s "place 1 of your opponent's Digimon face down at the top or bottom of your opponent's security stack" can't be activated, and the target Digimon will be left as-is.
Ruled Mar 28, 2024
While my opponent has this card's effect activated, I used [BT10-086]/[Omnimon (X Antibody)]'s effect to reveal all of my opponent's security cards. After choosing and trashing 1 card among them, can the rest be placed in the security stack?
Yes, the rest are placed in the security stack. When returning cards that were revealed from a private area such as the deck or security stack by an effect, it isn't considered adding cards to such areas, therefore this card's effect doesn't apply.
Ruled Mar 28, 2024
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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.
