Set: Battle of Chaos Card Number: BACH-EN091 Rarity: Super Rare Card Text: When your opponent activates a card or effect: Target 1 "Libromancer" Ritual Monster you control; return it to the hand , and if you do negate that activated effect then you can Special Summon 1 "Libromancer" monster from your hand or GY. You can only activate 1 "Libromancer Intervention" per turn. Name: Libromancer Intervention Edition: 1st