Unending Nightmare — Ruling
Effetto 0
- This card cannot be activated during the Damage Step.
Effetto 1
- About this card's ① st effect:
- It an effect that can be activated in the Spell & Trap Zone (starting a Chain).
- You cannot activate it during the Damage Step.
- If there is a card on the field that can be targeted (i.e. another face-up Spell/Trap on the field), this effect can be activated as part of the same Chain Link as the card's activation itself. In that case, you can also select this card itself as the target.
Fonte: YGOResources