Seal of Wickedness

Edison Card Text
Once per turn, during your opponent's Standby Phase, select 1 face-up card on the field. The selected card's effect(s) is negated during that turn. During each of your Standby Phases, pay 500 LP or destroy this card.
Targets
No Damage Step effect
Banlist • Unlimited
Interactions
Can I flip Seal of Wickedness and activate its effect in the same Chain?!
Seal of Wickedness is set and your opponent enters their Standby Phase.
Yes. You can flip it and activate its effect in the same Chain during your opponent's Standby Phase.
Rulings
edisonformat.net
●This effect targets 1 face-up card on the field. It targets that card continuously throughout the turn.
●Paying 500 Life Points is a cost, not an effect. It can't be negated by “Royal Decree.”
●If you target a “Gladiator Beast” monster with this effect, and your opponent returns it to the Deck to activate its effect, the effect will still be negated and the “Gladiator Beast” monster will remain in the Deck.
●If “Seal of Wickedness” targets itself, it will be negated for 1 turn. You can flip “Seal of Wickedness” and activate its effect in the same Chain.
●If “Seal of Wickedness” is destroyed, removed from the field, or negated while it is negating a card, its effects will no longer be applied and the selected card will no longer be negated.
●The effect to negate a card starts a Chain in the Standby Phase. It is a mandatory effect.
edisonformat.com
No edisonformat.com ruling available.