"Royal Decree—you were just wondering what this card was for, weren't you?"
Kira said with a light chuckle.
"Now you know.
Continuous Spell 'Royal Decree.' As long as this card remained on the Field, any Trap Cards held by the controller of the Decree could be activated immediately in the same turn they were Set." (Old effect)
This overpowered effect had become a thing of the past in modern Yu-Gi-Oh!, tragically burdened with the restriction of "Once per Turn per Card Name." But in the early days, it had not yet been neutered. Royal Decree was still a powerful Home Field that greatly enhanced Trap control, an indispensable companion for dirty decks.
Executive: "!"
Though this Executive wore a mask, Kira did not need to see his expression. From his eyes alone, he seemed to sense the shock mixed with fury.
He instantly understood what this meant.
Traps being usable in the turn they were Set meant that Trap Cards, which normally required a turn's delay before they could be used, could practically be activated straight from the hand. It drastically improved the practicality of Traps under the rules.
That alone was already strong enough. But when paired with the Scrap Series of Traps represented by Scrap-Iron Scarecrow, it produced an even more unexpected chemical reaction.
After the Scrap Series Traps were activated, they were not Sent to Graveyard. Instead, they were Set back On the Field. Royal Decree allowed Set Traps to be activated in the very turn they were Set.
Didn't that mean there was effectively no limit on their use?
In other words, as long as Scrap-Iron Scarecrow remained On the Field, the Executive's attacks would never get through. And as long as Scrap-Iron Barrier remained On the Field, all of Kira's Monsters effectively gained immunity to