While this wont prevent the opponent from getting the monster from Double Helixs effect, because Double Helix will no longer be on the field, they will not be able to summon a monster, but will be forced to add it to hand instead
R Rare Swords of Revealing Light X SPELL After this card's activation, it remains on the field, but you must destroy it during the End Phase of your opponent's 3rd turn
So, he is only a villain half the time and that means his time as a villain should be just that much more threatening
Later on, they started identifying the language of the set by a 2 letter abbreviation before the 3-digit number (EN for English, JP for Japanese, etc.)
Royal Magical Library can only hold three spell counters, so be sure to use its effect to draw a card after every three spell cards are activated for the best results