Card Trivia:Change of Heart
- This card has several downgraded counterparts: "Brain Control", "Mind Control", and "Mind Pollutant".
- This card also has a Rush Duel monster counterpart: "Change of Dessert".
- This card is one of the Forbidden cards whose effect is simulated by "Triple Tactics Talent", but its functionality is modified from the original counterpart, as it does not target. Furthermore, it is the only card referenced which has since been made legal for competitive play (with the release of the May 2022 Forbidden and Limited List for the TCG format).
- In the original Yu-Gi-Oh! anime, this was Bakura Ryou's favorite card.
- This card also reflects Bakura and his darker alter-ego, Yami Bakura, who often took control of Bakura's body via the Millennium Ring.
